5V-12V AT89C2051 Multifunction Six Digital LED DIY Electronic Clock Kit
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5V-12V AT89C2051 Multi Function Six Digital LED DIY Electronic Clock Kit
Circuit board is made of FR – 4 glass fiber, tough and durable plate.
Reasonable circuit layout design.
Use your creativity, diy your LED clock!
PCB Size(Length x Height): 10cm x 5.2cm / 3.9″ x 2″
Function: clock /alarm /countdown /stopwatch / counter
1 x LED Electronic Clock DIY Kit