Power supply voltage: 5V (MICRO-USB Android mobile phone data cable interface, power supply is very convenient, computer USB port, mobile phone charger, etc. can be directly powered. Power supply data cable needs to be prepared by yourself, or purchased separately in our shop)
Power consumption: about 0.1W
Size: 0.8 inch digital tube, 72 * 26 * 13.2mm (including the thickness of the twisted battery)
With power-off time memory function, back battery model CR1220
Display mode: digital tube display, color red, white, blue, green
Time display mode: 24-hour system (only with separate time function)
Product weight: 25G