All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
【Real Time Clock Chip】:keep the time running without power.supplying Working voltage : 3.3 -. 5 .5 V. Clock chip: high-precision clock chip DS3231M, Memory chips:. AT24C32.
【Complete Clock Calendar】:Functionality Including Seconds, Minutes, Hours, Day, Date, Month, and Year, with Leap-Year Compensation Up to Year 2100.
【Safe enough】: A precision temperature-compensated voltage reference and comparator circuit monitors the status of VCC to detect power failures, provide a reset output. In addition, RST pin is monitored as generating a μP reset.
【Mini Board】:Just mini board clock module but is a big used.
【Contact US】 - If you have any questions during use, please feel free to contact us and we will reply you immediately.
Description
You will get:
2pcs clock module
Specifications:
Dimension: 38mm* 22mm * 14mm
Weight: 10g
Working voltage : 3.3 -. 5 .5 V.
Clock chip: high-precision clock chip DS3231M
Memory chips:. AT24C32.
Clock accuracy: 0-40 ℃, 2ppm accuracy, annual error is about 1 minute
With 2 calendar alarm clocks
Programmable square wave output
The chip comes with a temperature sensor with an accuracy of ± 3 ℃
Memory chip: AT24C32 (storage capacity 32K)
IIC bus interface, the maximum transmission speed is 400KHz (when the working voltage is 5V)
Can be cascaded with other IIC devices. The 24C32 address can be modified by shorting A0 / A1 / A2. The default address is 0x57.