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Product Description

4-digit Digital LED Clock - DIY Kit

A great, low cost educational kit. Makes a great gift.

Four electronic watch kits based on AT89C2051
Kit model: YSZ-4
Supply voltage: 3v-6v
PCB size: mm *width 42 52mm

1. Second correction/adjust
2. Change to independent display interface per minute
3. The entire time (8-20 o'clock can be closed)
4. Two alarm settings (can turn off the alarm function)

Kit features:
A. 0.56 inch special red digital watch for display;
B. Import AT89C2051 into the main chip;
C. The PCB board is made of military grade FR-4 C.1.2mm thick;
D. Travel time required, error margin travel time - 1 to + 1 second every 24 hours.

Package Included:
1x clock DIY electronic kit
1x manual

Product condition: New

WARNING: Cancer and Reproductive Harm -