Street Address : Building 2, No. 1479, Liyuan Road, Yinzhou District, Ningbo, China.
Contact person:Mr. Lin
Phone:0086-574-86322282
Fax:0086-574-86322283
E-mail: sales@lightkey-opto.comWebsites:
1.2 inch led display
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1.LM12288ABRG 1.2 Inch 8x8 Dual Color Square LED Dot Matrix Display
1.2 inch 8x8 dual-color LED square dot matrix Features: 31.70mm (1.2inch) digit high Dot size: Diameter 3mm Pitch: 4mm Wide viewing angle Emitted colors: red-green I.C. compatible Low power consumption Black face, white dot RoHS compliant Available options: Alternative emitting luminosity: standard or high brightness version Alternative emitted color Alternative face and dot color Alternative font Common Cathode is available Cropped terminal pins Package Dimensions: Notes: 1. All dimensions are in millimeters(inches), Tolerance is + 0.25mm(0.01inch)unless other wise noted. 2. Specifications are subject to change without notice. 3. The gap between the reflector and PCB shall not exceed 0.25mm. Internal Circuit Diagram: LM12288ARG LM12288BRG Table1 1.2 inch 8x8 Red-Green LED dot matrix module, Matrix Height: 32mm(1.2inch), External Dimensions: 32x32x8mm (LxWxHmm) Description Part No. Chip Iv(mcd)@20mA Cathode Row Anode Row Material Color W LD (nm) One Dot Min. Typ. Standard Brightness LM12288ARG LM12288BRG GaAlAs Super Red 640 8 10 GaP Green 568 7 9 Ultra-High Brightness LM12288AURUG LM12288BURUG AlGaInP Ultra Red 640 30 45 AlGaInP Ultra Green 573 30 45 Table2 Parameters for one dot LM12288BURPGUB Electrical optical Characteristics[1] Absolute Maximum Ratings[1] Color Forward Voltage(V) @ IF=20mA Reverse Current VR=5V (uA) Power Dissipation (mW) DC Forward Current (mA) Peak Forward Current[2] (mA) Reverse Voltage (V) Typ. Max. Super Red 1.8 2.2 30 60 25 100 5 Green 2.2 2.5 30 80 30 100 5 Ultra Red 1.9 2.6 30 60 30 100 Ultra Green 2.1 2.6 30 75 30 100 5 Operating/ Storage Temp.: -40 to +80 deg.; Lead Solder Temp.: 260 deg. for 3-5 Sec. 2mm below package base Notes: 1. At Ta=25 deg. 2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse
Category:LED Dot Matrix-> 8x8 LED Matrix
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2.LD12011AB 1.2 Inch Single Digit 7 Segment LED Display
1.20 inch single Digit 7 segment LED display Features: 30.60 mm (1.20inch) digit high Excellent digit appearance Wide viewing angle Range of emitted colors I.C. compatible Low power consumption White segment RoHS compliant Available options: Alternative emitting luminosity: standard or high brightness version Alternative emitted color Alternative segment color Alternative font Common Cathode is available Cropped terminal pins Package Dimensions: LD12011 Notes: 1. All dimensions are in millimeters(inches), Tolerance is + 0.25mm(0.01inch)unless other wise noted. 2. Specifications are subject to change without notice. 3. The gap between the reflector and PCB shall not exceed 0.25mm. Internal Circuit Diagram: Table1: Single Digit 7 Segment LED Display, Digit Height: 30.60mm(1.20inch), External Dimensions: 28.80x40.80x9.00mm (LxWxHmm) Part No. Chip Iv@IF=20mA Iv@IF=20mA CC CA Material Color WLD One Seg One DP Min. Typ. Min. Typ. LD12011AR LD12011BR GaAlAs Super Red 640 12 15 8 10 LD12011AD LD12011BD GaAlAs Hi-Red 640 27 37.5 18 25 LD12011AO LD12011BO GaAsP Orange 625 10.5 13.5 7 9 LD12011AY LD12011BY GaAsP Yellow 588 12 15 8 10 LD12011AG LD12011BG GaP Green 568 10.5 13.5 7 9 LD12011AUR LD12011BUR AlGaInP Ultra Red 640 45 67.5 30 45 LD12011AUO LD12011BUO AlGaInP Ultra Orange 625 67.5 90 45 60 LD12011AUA LD12011BUA AlGaInP Ultra Amber 605 45 67.5 30 45 LD12011AUY LD12011BUY AlGaInP Ultra Yellow 595 45 67.5 30 45 LD12011AUG LD12011BUG AlGaInP Ultra Green 573 45 67.5 30 45 LD12011APG LD12011BPG InGaN Pure Green 525 180 450 120 300 LD12011AUB LD12011BUB InGaN Ultra Blue 470 45 67.5 30 45 LD12011AUW LD12011BUW SMD Ultra White \ 150 180 100 120 Unit: \ \ \ nm mcd mcd mcd mcd Table2: Color Electrical optical Characteristics[1] Absolute Maximum Ratings[1] Forward Voltage@ IF=20mA ReverseCurrentVR=5V Power Dissipation DC Forward Current Peak Forward Current[2] Typ. Max. Super Red Per Seg. 3.6 4.4 50 120 25 100 Per DP 1.8 2.2 30 60 25 100 Hi-Red Per Seg. 3.6 4.4 51 120 25 100 Per DP 1.8 2.2 30 60 25 100 Orange Per Seg. 4.2 5 52 160 30 100 Per DP 2.1 2.5 30 80 30 100 Yellow Per Seg. 4.2 5 53 160 30 100 Per DP 2.1 2.5 30 80 30 100 Green Per Seg. 4.4 5 54 160 30 100 Per DP 2.2 2.5 30 80 30 100 Ultra Red Per Seg. 3.8 5.2 55 120 30 100 Per DP 1.9 2.6 30 60 30 100 Ultra Orange Per Seg. 4 5.2 56 130 30 100 Per DP 2 2.6 30 65 30 100 Ultra Amber Per Seg. 4 5.2 57 130 30 100 Per DP 2 2.6 30 65 30 100 Ultra Yellow Per Seg. 4 5.2 58 130 30 100 Per DP 2 2.6 30 65 30 100 Ultra Green Per Seg. 4.2 5.2 59 150 30 100 Per DP 2.1 2.6 30 75 30 100 Pure Green Per Seg. 7 8 60 220 30 100 Per DP 3.5 4 30 110 30 100 Ultra Blue Per Seg. 7 8 61 240 30 100 Per DP 3.5 4 30 120 30 100 Ultra White Per Seg. 7 8 62 240 30 100 Per DP 3.5 4 30 120 30 100 Unit: \ V V uA mW mA mA Notes: 1. At Ta=25 deg. 2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse
Category:7 Segment LED Display-> Single Digit LED Display
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3.LD12011ABRG 1.2 Inch Single Digit 7 Segment Dual Color LED Display
1.2 inch Single Digit 7 Segment dual-color LED Display Features: 30.60mm(1.20inch) digit high Excellent digit appearance Wide viewing angle Range of emitted colors I.C. compatible Low power consumption Black face, white segment RoHS compliant Available options: Alternative emitting luminosity: standard or high brightness version Alternative face and segment color Alternative font Cropped terminal pins Package Dimensions : LD12011 Notes: 1. All dimensions are in millimeters(inches), Tolerance is + 0.25mm(0.01inch)unless other wise noted. 2. Specifications are subject to change without notice. 3. The gap between the reflector and PCB shall not exceed 0.25mm. Internal Circuit Diagram: Table1: Single Digit 7 Segment LED Display, Digit Height: 30.60mm(1.20inch), External Dimensions: 28.80x40.80x9.00mm (LxWxHmm) Description Part No. Chip Iv(mcd)@20mA Cathode Row Anode Row Material Color W LD (nm) One Seg(DP) Min. Typ. Standard Brightness LD12011ARG LD12011BRG GaAlAs Super Red 640 12(8) 15(10) GaP Green 568 10.5(7) 13.5(9) Ultra-High Brightness LD12011AURUG LD12011BURUG AlGaInP Ultra Red 640 45(30) 67.5(45) AlGaInP Ultra Green 573 45(30) 67.5(45) Table2: LD12011BURPGUB Electrical optical Characteristics[1] Absolute Maximum Ratings[2] Color Forward Voltage(V) @ IF=20mA Reverse Current VR=5V (uA) Power Dissipation (mW) DC Forward Current (mA) Peak Forward Current[2] (mA) One Seg (DP) Typ. Max. Super Red 3.6(1.8) 4.4(2.2) 50(30) 120(60) 25 100 Green 4.4(2.2) 5.0(2.5) 50(30) 160(80) 30 100 Ultra Red 3.8(1.9) 5.2(2.6) 50(30) 120(60) 30 100 Ultra Green 4.2(2.1) 5.2(2.6) 50(30) 150(75) 30 100 Operating/ Storage Temp.: -40 to +80 deg.; Lead Solder Temp.: 260 deg. for 3-5 Sec. 2mm below package base otes: 1. At Ta=25 deg.2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse
Category:7 Segment LED Display-> Single Digit LED Display
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4.LM12088 1.2 Inch 8x8 LED Dot Matrix Display
1.2 inch (dot diameter 3mm) 8x8 LED dot matrix display Features: 32.00mm (1.2inch) digit high Dot size: Diameter 3mm Pitch: 4.00mm Wide viewing angle I.C. compatible Low power consumption Black face, white dot RoHS compliant Available options: Alternative emitting luminosity: standard or high brightness version Alternative emitted color Alternative face and dot color Alternative font Common Cathode is available Cropped terminal pins Package Dimensions : LM12088 Notes: 1. All dimensions are in millimeters(inches), Tolerance is + 0.25mm(0.01inch)unless other wise noted. 2. Specifications are subject to change without notice. 3. The gap between the reflector and PCB shall not exceed 0.25mm. Internal Circuit Diagram: LM12088A LM12088B Table1: Part No. Chip Iv@IF=20mA CC[1] CA[2] Material Color WLD One Dot Min. Typ. LM12088AR LM12088BR GaAlAs Super Red 640 8 10 LM12088AD LM12088BD GaAlAs Hi-Red 640 18 25 LM12088AO LM12088BO GaAsP Orange 625 7 9 LM12088AY LM12088BY GaAsP Yellow 588 8 10 LM12088AG LM12088BG GaP Green 568 7 9 LM12088AUR LM12088BUR AlGaInP Ultra Red 640 30 45 LM12088AUO LM12088BUO AlGaInP Ultra Orange 625 45 60 LM12088AUA LM12088BUA AlGaInP Ultra Amber 605 30 45 LM12088AUY LM12088BUY AlGaInP Ultra Yellow 595 30 45 LM12088AUG LM12088BUG AlGaInP Ultra Green 573 30 45 LM12088APG LM12088BPG InGaN Pure Green 525 120 300 LM12088AUB LM12088BUB InGaN Ultra Blue 470 30 45 LM12088AUW LM12088BUW SMD Ultra White \ 100 120 Unit: \ \ \ nm mcd mcd Notes: 1. CC=Cathode Row, 2. CA=Anode Row Table2 Color Electrical optical Characteristics[1] Absolute Maximum Ratings[1] Forward Voltage@ IF=20mA Reverse Current VR=5V Power Dissipation DC Forward Current Peak Forward Current[2] Typ. Max. Super Red Per Dot 1.8 2.2 30 60 25 100 Hi-Red Per Dot 1.8 2.2 30 60 25 100 Orange Per Dot 2.1 2.5 30 80 30 100 Yellow Per Dot 2.1 2.5 30 80 30 100 Green Per Dot 2.2 2.5 30 80 30 100 Ultra Red Per Dot 1.9 2.6 30 60 30 100 Ultra Orange Per Dot 2 2.6 30 65 30 100 Ultra Amber Per Dot 2 2.6 30 65 30 100 Ultra Yellow Per Dot 2 2.6 30 65 30 100 Ultra Green Per Dot 2.1 2.6 30 75 30 100 Pure Green Per Dot 3.5 4 30 110 30 100 Ultra Blue Per Dot 3.5 4 30 120 30 100 Ultra White Per Dot 3.5 4 30 120 30 100 Unit: \ V V uA mW mA mA Notes: 1. At Ta=25 deg. 2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse
Category:LED Dot Matrix-> 8x8 LED Matrix
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5.LM12088ABRG 1.2 Inch 8x8 Dual Color LED Dot Matrix Display
1.20 inch 8x8 Dual-color(RG) LED dot matrix Features: 32.00mm (1.20inch) digit high Dot size: Diameter 3.00mm Pitch: 4.00mm Wide viewing angle Emitted colors: red-green I.C. compatible Low power consumption Black face, white dot RoHS compliant Available options: Alternative emitting luminosity: standard or high brightness version Alternative emitted color Alternative face and dot color Alternative font Common Cathode is available Cropped terminal pins Package Dimensions: Notes: 1. All dimensions are in millimeters(inches), Tolerance is + 0.25mm(0.01inch)unless other wise noted. 2. Specifications are subject to change without notice. 3. The gap between the reflector and PCB shall not exceed 0.25mm. Internal Circuit Diagram: Table: 1.20 inch 8x8 Red-Green LED dot matrix module, Matrix Height: 32.00mm(1.20inch), External Dimensions: 32.00x32.00x8.00mm (LxWxHmm) Description Part No. Chip Iv(mcd)@20mA Cathode Row Anode Row Material Color W LD (nm) One Dot Min. Typ. Standard Brightness LM12088ARG LM12088BRG GaAlAs Super Red 640 8 10 GaP Green 568 7 9 Ultra-High Brightness LM12088AURUG LM12088BURUG AlGaInP Ultra Red 640 30 45 AlGaInP Ultra Green 573 30 45 For more details,please contact us!
Category:LED Dot Matrix-> 8x8 LED Matrix
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6.LM12088CD 1.2 Inch 8X8 LED Dot Matrix Display
1.20 inch (dot 3mm diameter) 8x8 single color LED dot matrix display Features: 32.00 mm (1.20inch) digit high Dot size: Diameter 3.00mm Pitch: 4.00mm Wide viewing angle Emitted colors: red-green I.C. compatible Low power consumption Black face, white dot RoHS compliant Available options: Alternative emitting luminosity: standard or high brightness version Alternative emitted color Alternative face and segment color Alternative font Common Cathode is available Cropped terminal pins Package Dimensions LM12088 Notes: 1. All dimensions are in millimeters(inches), Tolerance is + 0.25mm(0.01inch)unless other wise noted. 2. Specifications are subject to change without notice. 3. The gap between the reflector and PCB shall not exceed 0.25mm. Internal Circuit Diagram: Table1: Part No. Chip Iv@IF=20mA Cathode Row Anode Row Material Color WLD One Dot Min. Typ. LM12088CR LM12088DR GaAlAs Super Red 627 8 10 LM12088CD LM12088DD GaAlAs Hi-Red 627 18 25 LM12088CO LM12088DO GaAsP Orange 610 7 9 LM12088CY LM12088DY GaAsP Yellow 588 8 10 LM12088CG LM12088DG GaP Green 568 7 9 LM12088CUR LM12088DUR AlGaInP Ultra Red 627 30 45 LM12088CUO LM12088DUO AlGaInP Ultra Orange 610 45 60 LM12088CUA LM12088DUA AlGaInP Ultra Amber 605 30 45 LM12088CUY LM12088DUY AlGaInP Ultra Yellow 595 30 45 LM12088CUG LM12088DUG AlGaInP Ultra Green 573 30 45 LM12088CPG LM12088DPG InGaN Pure Green 525 120 300 LM12088CUB LM12088DUB InGaN Ultra Blue 470 30 45 LM12088CUW LM12088DUW InGaN Ultra White \ 100 120 Unit: \ \ \ nm mcd mcd Table2: Color Electrical optical Characteristics[1] Absolute Maximum Ratings[1] Forward Voltage@ IF=20mA Reverse Current VR=5V Power Dissipation DC Forward Current Peak Forward Current[2] Typ. Max. Super Red Per Dot 1.8 2.2 30 60 25 100 Hi-Red Per Dot 1.8 2.2 30 60 25 100 Orange Per Dot 2.1 2.5 30 80 30 100 Yellow Per Dot 2.1 2.5 30 80 30 100 Green Per Dot 2.2 2.5 30 80 30 100 Ultra Red Per Dot 1.9 2.6 30 60 30 100 Ultra Orange Per Dot 2 2.6 30 65 30 100 Ultra Amber Per Dot 2 2.6 30 65 30 100 Ultra Yellow Per Dot 2 2.6 30 65 30 100 Ultra Green Per Dot 2.1 2.6 30 75 30 100 Pure Green Per Dot 3.5 4 30 110 30 100 Ultra Blue Per Dot 3.5 4 30 120 30 100 Ultra White Per Dot 3.5 4 30 120 30 100 Unit: \ V V uA mW mA mA Notes: 1. At Ta=25 deg. 2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse
Category:LED Dot Matrix-> 8x8 LED Matrix
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7.LM12058AB 1.2 Inch 5x8 LED Dot Matrix Display
1.20 inch (dot diameter 3mm) 5x8 LED dot matrix display Features: 37.60mm (1.20inch) digit high Dot size: Diameter 3.00mm Pitch: 4.70mm Wide viewing angle Emitted colors: red-green I.C. compatible Low power consumption Black face, white dot RoHS compliant Available options: Alternative emitting luminosity: standard or high brightness version Alternative emitted color Alternative face and segment color Alternative font Common Cathode is available Cropped terminal pins Package Dimensions LM12058 Notes: 1. All dimensions are in millimeters(inches), Tolerance is + 0.25mm(0.01inch)unless other wise noted. 2. Specifications are subject to change without notice. 3. The gap between the reflector and PCB shall not exceed 0.25mm. Internal Circuit Diagram: Table1: Part No. Chip Iv@IF=20mA Cathode Row Anode Row Material Color WLD One Dot Min. Typ. LM12058AR LM12058BR GaAlAs Super Red 627 8 10 LM12058AD LM12058BD GaAlAs Hi-Red 627 18 25 LM12058AO LM12058BO GaAsP Orange 610 7 9 LM12058AY LM12058BY GaAsP Yellow 588 8 10 LM12058AG LM12058BG GaP Green 568 7 9 LM12058AUR LM12058BUR AlGaInP Ultra Red 627 30 45 LM12058AUO LM12058BUO AlGaInP Ultra Orange 610 45 60 LM12058AUA LM12058BUA AlGaInP Ultra Amber 605 30 45 LM12058AUY LM12058BUY AlGaInP Ultra Yellow 595 30 45 LM12058AUG LM12058BUG AlGaInP Ultra Green 573 30 45 LM12058APG LM12058BPG InGaN Pure Green 525 120 300 LM12058AUB LM12058BUB InGaN Ultra Blue 470 30 45 LM12058AUW LM12058BUW SMD Ultra White \ 100 120 Unit: \ \ \ nm mcd mcd Table2: Color Electrical optical Characteristics[1] Absolute Maximum Ratings[1] Forward Voltage@ IF=20mA Reverse Current VR=5V Power Dissipation DC Forward Current Peak Forward Current[2] Typ. Max. Super Red Per Dot 1.8 2.2 30 60 25 100 Hi-Red Per Dot 1.8 2.2 30 60 25 100 Orange Per Dot 2.1 2.5 30 80 30 100 Yellow Per Dot 2.1 2.5 30 80 30 100 Green Per Dot 2.2 2.5 30 80 30 100 Ultra Red Per Dot 1.9 2.6 30 60 30 100 Ultra Orange Per Dot 2 2.6 30 65 30 100 Ultra Amber Per Dot 2 2.6 30 65 30 100 Ultra Yellow Per Dot 2 2.6 30 65 30 100 Ultra Green Per Dot 2.1 2.6 30 75 30 100 Pure Green Per Dot 3.5 4 30 110 30 100 Ultra Blue Per Dot 3.5 4 30 120 30 100 Ultra White Per Dot 3.5 4 30 120 30 100 Unit: \ V V uA mW mA mA Notes: 1. At Ta=25 deg. 2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse
Category:LED Dot Matrix-> 5x8 LED Matrix
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8.LM12058ABRG 1.2 Inch 5x8 Dual Color LED Dot Matrix Display
1.20 inch 5x8 Dual-color(red-green) LED dot matrix Features: 37.60mm (1.20inch) digit high Dot size: Diameter 3.00mm Pitch: 4.70mm Wide viewing angle Emitted colors: red-green I.C. compatible Low power consumption Black face, white dot RoHS compliant Available options: Alternative emitting luminosity: standard or high brightness version Alternative emitted color Alternative face and dot color Alternative font Common Cathode is available Cropped terminal pins Package Dimensions: LM12058 Notes: 1. All dimensions are in millimeters(inches), Tolerance is + 0.25mm(0.01inch)unless other wise noted. 2. Specifications are subject to change without notice. 3. The gap between the reflector and PCB shall not exceed 0.25mm. Internal Circuit Diagram: Table: 1.20 inch 5x8 Red-Green LED dot matrix module, Matrix Height: 37.60mm(1.20inch), External Dimensions: 23.50x37.60x8.00mm (LxWxHmm) Description Part No. Chip Iv(mcd)@20mA Cathode Row Anode Row Material Color W LD (nm) One Dot Min. Typ. Standard Brightness LM12058ARG LM12058BRG GaAlAs Super Red 640 8 10 GaP Green 568 7 9 Ultra-High Brightness LM12058AURUG LM12058BURUG AlGaInP Ultra Red 640 30 45 AlGaInP Ultra Green 573 30 45 For more details,please contact us!
Category:LED Dot Matrix-> 5x8 LED Matrix
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9.LM12058CDRG 1.2 Inch 5x8 Dual Color LED Dot Matrix Display
1.20 inch 5x8 Dual-color(RG) LED dot matrix Features: 37.60mm (1.20inch) digit high Dot size: Diameter 3.00mm Pitch: 4.70mm Wide viewing angle Emitted colors: red-green I.C. compatible Low power consumption Black face, white dot RoHS compliant Available options: Alternative emitting luminosity: standard or high brightness version Alternative emitted color Alternative face and dot color Alternative font Common Cathode is available Cropped terminal pins Package Dimensions: LM12058 Notes: 1. All dimensions are in millimeters(inches), Tolerance is + 0.25mm(0.01inch)unless other wise noted. 2. Specifications are subject to change without notice. 3. The gap between the reflector and PCB shall not exceed 0.25mm. Internal Circuit Diagram: Table: 1.20 inch 5x8 Red-Green LED dot matrix module, Matrix Height: 37.60mm(1.20inch), External Dimensions: 23.50x37.60x8.00mm (LxWxHmm) Description Part No. Chip Iv(mcd)@20mA Cathode Row Anode Row Material Color W LD (nm) One Dot Min. Typ. Standard Brightness LM12058CRG LM12058DRG GaAlAs Super Red 640 8 10 GaP Green 568 7 9 Ultra-High Brightness LM12058CURUG LM12058DURUG AlGaInP Ultra Red 640 30 45 AlGaInP Ultra Green 573 30 45 For more details,please contact us!
Category:LED Dot Matrix-> 5x8 LED Matrix
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10.LM12057CDRG 1.2 inch Dual Color 5x7 LED Dot Matrix Display
1.20 inch(dot 3mm diameter) 5x7 Dual-color(RG) LED dot matrix Features: 39.10mm (1.20inch) digit high Dot size: Diameter 3.00mm Pitch: 4.60mm Wide viewing angle Emitted colors: red-green I.C. compatible Low power consumption Black face, white dot RoHS compliant Available options: Alternative emitting luminosity: standard or high brightness version Alternative emitted color Alternative face and dot color Alternative font Common Cathode is available Cropped terminal pins Package Dimensions: LM12057 Notes: 1. All dimensions are in millimeters(inches), Tolerance is + 0.25mm(0.01inch)unless other wise noted. 2. Specifications are subject to change without notice. 3. The gap between the reflector and PCB shall not exceed 0.25mm. Internal Circuit Diagram: Table: 1.20 inch 5x7 Red-Green LED dot matrix module, Matrix Height: 39.10mm(1.20inch), External Dimensions: 23.00x39.10x8.00mm (LxWxHmm) Description Part No. Chip Iv(mcd)@20mA Cathode Row Anode Row Material Color W LD (nm) One Dot Min. Typ. Standard Brightness LM12057CRG LM12057DRG GaAlAs Super Red 640 8 10 GaP Green 568 7 9 Ultra-High Brightness LM12057CURUG LM12057DURUG AlGaInP Ultra Red 640 30 45 AlGaInP Ultra Green 573 30 45 For more details,please contact us!
Category:LED Dot Matrix-> 5x7 LED Matrix
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