AT89C2051-based of four electronic clock kit Supply voltage: 3V 6V PCB Size: 52 x 42mm Function: 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 display Import AT89C2051 for master chip 1.2mm thick PCB made from military grade FR-4 board Accurate travel time, travel time error range error -1 to +1 seconds every 24 hours Package included: 1 x Electronic Clock DIY Kits. Any product you return must be in the same condition you received it and in the original packaging.
We usually respond within 24 hours on weekdays. Thank you for shopping at our store. The item "4 Bits Organizer Digital LED Electronic Clock DIY Kits PCB Solder Practice Board" is in sale since Thursday, May 20, 2021. This item is in the category "Consumer Electronics\Other Consumer Electronics".-shop" and is located in Phoenix, Arizona. This item can be shipped worldwide.