Jam Digital 4 Segmen LED C51 4bit Electronic DIY Clock Mini 5v 3D Print Case

Detail Jam Digital 4 Segmen LED C51 4bit Electronic DIY Clock Mini 5v 3D Print Case

Jam Digital Mini.
Produk ini sudah kami solder dan kami bikinkan case dari 3D print, jadi agan tinggal pakai saja.
4 Segmen LED, input power 5v.
Ada buzzer speaker, untuk mematikan speaker silahkan masuk pengaturan dan ganti indikator menjadi off semua.

Spesifikasi:

AT89C2051-based of four electronic clock kit
Kit Model: YSZ-4
Supply voltage: 3V-6V
PCB Size: 52mm * wide 42mm
Function:
1. Seconds correction (for precise School)
2. Switch to every minute independent display interface
3. whole point of time (8-20 o\'clock chime can be turned off)
4. Two alarm settings (you can turn off the alarm function)
Kit Features:
A. 0.56 inch special red digital clock for display;
B. Import AT89C2051 for master chip;
C.1.2mm thick PCB made from military grade FR-4 board;
D. accurate travel time, travel time error range error -1 to +1 seconds every 24 hours.

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