Petzl - Core Rechargeable Battery

High-capacity rechargeable battery for TIKKINA, TIKKA, ZIPKA, ACTIK, ACTIK CORE, TACTIKKA, TACTIKKA + and TACTIKKA +RGB compact headlamps.

Features:
Simple universal charging via the USB port. 
Charge indicator on the battery. 
Performs well at low temperatures. 
Economical and sustainable solution as main power supply or back-up battery

Specifications:
Weight: 23 g 
Type: 1250 mAh Lithium-Ion rechargeable battery 
Charging time: 3 h