Sell 1set DIY Kit C51 4 Bits LED Digital Electronic Clock Production Suite DySunbeymall best price

Kindly Reminder: This produce is DIY kits, NOT the end product! We don`t provide technical assistance please make sure you are familiar with the product before purchasing. Apologize in advance.*** The item parts might be slight different in the picture, please in kind prevail! Specification: 100% brand new Kit Model: YSZ-4 Accurate travel time, travel time error range error -1 to +1 seconds every 24 hours 0.56 inch special red digital clock for display AT89C2051-based of four electronic clock kit 1.2mm thick PCB made from military grade FR-4 board Import AT89C2051 for master chip Supply voltage: 3V-6V PCB Size: approx. 52 x 42mm 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) Package included: 1set x Electronic Clock DIY Kits Note: Due to light and screen difference, the item's color may be slightly different from the pictures. Please allow 1-5mm deviation due to manual measurement.