DZ09 smart Bluetooth watch battery
description in the link below
https://www.shopwiseonline.com/products/view/MjYtMTYz/dz09smartwBatteries model: DZ09-380mAh
Shell material?Polymer
Normal capacity: 380mAh
Minimum capacity:375mAh
Internal Resistance??150m?
Nominal Voltage?3.7V
Max.Charge Voltage? 4.2V
Discharge cut-off Voltage?2.75V
Max. Charge Current? 1C5A
Max.Discharge Current?2C5A
Battery thickness (Max.)?5.5mm±0.3
Battery width (Max.)? 23mm±0.5
Battery height (Max.)? 31mm±0.5
Charging Method(CC/CV)?
Standard 0.2 C5A×7.5hrs;
Rapid 1 C5A×2.5hrs.