Soshine USB 9 Volt Battery - USB Rechargeable 9v Batteries with Type-C Charging Port for Smoke Alarms,Electric Guitar, Medical Devices,Shelf Life 4 Years.2 Pack
- MULTIPLE CHARGING OPTIONS AND CHARGE QUICKLY :This 9v rechargeable battery can be charged by power bank, wall charger via the micro USB port. And 9V battery charger.1~2 hour fast charging..
- LOW SELF DISCHARGE. HIGH EFFICIENCY, ENERGY SAVING, ENVIRONMENT PROTECTION. Shelf life is 4 years.Voltage: 8.4-6V【9V lithium ion battery built-in 2 high quality cells, per cell voltage is 3V-4.2V, voltage is 8.4V when the battery be fully charged, it’s same as 9v alkaline battery.】.
- SAVE YOUR MONEY AND EASY TO READ THE CHARGING STATUS: The rechargeable 9V 6F22 500mAH Batteries can be charged up to 1000 times, it is more eco-friendly and efficient than disposable alkaline batteries. It is easy to know the charging status with the led light indicator..
- MORE SAFE: it with protected pcb:Short circuit protection, Over charge protection, Over discharge protection.This battery ramps up from 5V to 9V without electromagnetic interference and will not affect the use of the device.
- WIDELY COMPATIBILITY USED: for Remote control toys, Wireless microphones, Smoke alarms, Electric Guitar, Metal detector, Multi-Meter, and Medical devices etc..