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Best Seller | DIY kit AT89C2051electronic clock digital tube LED display kit electronic module feature: Power supply voltage: DC 5 - 12V (above 7V the four LED lights in the middle are on) Recommended voltage: DC 9V Working current: 35mA (external power supply self-provided) Standby current: 1.2 MA (powered by backup battery) Backup battery:... more | FREE shipping go to store |
RANMEI DIY Kit AT89C2051electronic Clock Digital Tube LED-Display Kit Electronic-Module feature: Power supply voltage: DC 5 - 12V (above 7V the four LED lights in the middle are on) Recommended voltage: DC 9V Working current: 35mA (external power supply self-provided) Standby current: 1.2 MA (powered by backup battery) Backup battery:... more | $17.98 $11.99 FREE shipping go to store |
DIY kit AT89C2051electronic clock digital tube LED display kit electronic module feature: Power supply voltage: DC 5 - 12V (above 7V the four LED lights in the middle are on) Recommended voltage: DC 9V Working current: 35mA (external power supply self-provided) Standby current: 1.2 MA (powered by backup battery) Backup battery:... more | FREE shipping go to store |
DIY kit AT89C2051electronic clock digital tube LED display kit electronic module feature: Power supply voltage: DC 5 - 12V (above 7V the four LED lights in the middle are on) Recommended voltage: DC 9V Working current: 35mA (external power supply self-provided) Standby current: 1.2 MA (powered by backup battery) Backup battery:... more | $12.92 $10.92 go to store |
DIY kit AT89C2051electronic clock digital tube LED display kit electronic module feature: Power supply voltage: DC 5 - 12V (above 7V the four LED lights in the middle are on) Recommended voltage: DC 9V Working current: 35mA (external power supply self-provided) Standby current: 1.2 MA (powered by backup battery) Backup battery:... more | FREE shipping go to store |
DIY kit AT89C2051electronic clock digital tube LED display kit electronic module feature: Power supply voltage: DC 5 - 12V (above 7V the four LED lights in the middle are on) Recommended voltage: DC 9V Working current: 35mA (external power supply self-provided) Standby current: 1.2 MA (powered by backup battery) Backup battery:... more | FREE shipping go to store |
Diy Kit At89C2051Electronic Clock Digital Tube Led Display Kit Electronic Module feature: Power supply voltage: DC 5 - 12V (above 7V the four LED lights in the middle are on) Recommended voltage: DC 9V Working current: 35mA (external power supply self-provided) Standby current: 1.2 MA (powered by backup battery) Backup battery:... more | FREE shipping go to store |
GLFILL Diy Kit At89C2051Electronic Clock Digital Tube Led Display Kit Electronic Module feature: Power supply voltage: DC 5 - 12V (above 7V the four LED lights in the middle are on) Recommended voltage: DC 9V Working current: 35mA (external power supply self-provided) Standby current: 1.2 MA (powered by backup battery) Backup battery:... more | $11.98 $7.98 go to store |
DIY kit AT89C2051electronic clock digital tube LED display kit electronic module feature: Power supply voltage: DC 5 - 12V (above 7V the four LED lights in the middle are on) Recommended voltage: DC 9V Working current: 35mA (external power supply self-provided) Standby current: 1.2 MA (powered by backup battery) Backup battery:... more | FREE shipping go to store |
DIY kit AT89C2051electronic clock digital tube LED display kit electronic module feature: Power supply voltage: DC 5 - 12V (above 7V the four LED lights in the middle are on) Recommended voltage: DC 9V Working current: 35mA (external power supply self-provided) Standby current: 1.2 MA (powered by backup battery) Backup battery:... more | $13.60 $11.60 go to store |
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