3Pcs C51 4 Bits Electronic Clock Electronic Production Suite DIY Kits

3Pcs C51 4 Bits Electronic Clock Electronic Produc

Online Shopping 3Pcs C51 4 Bits Electronic Clock Electronic Production Suite DIY KitsDescription:AT89C2051-based of four electronic clock kitSupply voltage: 3V ~ 6VPCB Size: 52 x 42mmFunction:Seconds correction (for precise School)Switch to every minute independent display interface whole point of time (8-20 o’clock chime can be turned off)Two alarm settings (you can turn off the alarm function)Feature:0.56 inch special red digital clock for displayImport AT89C2051 for master chip1.2mm thick PCB made from military grade FR-4 boardAccurate travel time, travel time error range error -1 to +1 seconds every 24 hoursPackage included:3 x Electronic Clock DIY KitsNote:This produce is DIY kits, not the end product! You need to have some electronic knowledge and ability.We don’t supply EN manuals. amazon 60% off Shopping | Glasses, cameras, dress, cloth, watches, shoes, baby dress party dress

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Product Description

Online Shopping 3Pcs C51 4 Bits Electronic Clock Electronic Production Suite DIY KitsDescription:AT89C2051-based of four electronic clock kitSupply voltage: 3V ~ 6VPCB Size: 52 x 42mmFunction:Seconds correction (for precise School)Switch to every minute independent display interface whole point of time (8-20 o’clock chime can be turned off)Two alarm settings (you can turn off the alarm function)Feature:0.56 inch special red digital clock for displayImport AT89C2051 for master chip1.2mm thick PCB made from military grade FR-4 boardAccurate travel time, travel time error range error -1 to +1 seconds every 24 hoursPackage included:3 x Electronic Clock DIY KitsNote:This produce is DIY kits, not the end product! You need to have some electronic knowledge and ability.We don’t supply EN manuals. amazon 60% off Shopping | Glasses, cameras, dress, cloth, watches, shoes, baby dress party dress