Set 2 bảng mạch đồng hồ báo thức 4 chữ số tại Lotte Market
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56 inch special red digital clock for display. 2mm thick PCB made from grade FR-4 board. 4-digit LED display,ideal digital clock DIY kit for electronics enthusiasts, easy to install. Material: Plastic, Electronic Components. Supply Voltage: 3V-5V (5V Recommended). Can switch to the minute and second independent display interface. Two-way alarm setting (can turn off the alarm function). 1 Set DIY: Còn hàng
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Giới thiệu Set 2 bảng mạch đồng hồ báo thức 4 chữ số tại Lotte Market
Description:
0.56 inch special red digital clock for display.
Import AT89C2051 for master chip.
1.2mm thick PCB made from grade FR-4 board.
Accurate travel time, travel time error range error -1 to +1 seconds every 24 hours.
4-digit LED display,ideal digital clock DIY kit for electronics enthusiasts, easy to install.
Specification:
4-digit electronic clock kit based on AT89C2051
Material: Plastic, Electronic Components
PCB Size: 52x42mm/2.05x1.65inch
Supply Voltage: 3V-5V (5V Recommended)
Function:
Seconds correction (for accurate timing).
Can switch to the minute and second independent display interface.
Whole hour is reported (8-20 o'clock hourly, 3 seconds, can be closed).
Two-way alarm setting (can turn off the alarm function).
Package Includes:
1 Set DIY Clock Kit(2 Pack)
Note:
Pls allow an error of 1-3mm due to the difference of manaul measurement.