Envie Infinite 9v Micro USB Lithium Ion Rechargeable Battery - ERB9VMU

Infinite is a Ready to Use and Rechargeable battery like Alkaline Batteries, you can use it straight from the back. No need for the charger before use. 500mAh capacity 9V li-ion battery with USB Charging port Can charger by Power Bank, Wall Charger via Micro USB port.

• 9V 500 mAh Li-ion Rechargeable Battery.
• Ready to use  battery.
• Can charger by Power Bank, Wall Charger via Micro USB port.
• Charger and Charging cable NOT included.