Petzl Core Rechargable Battery,
High-capacity Lithium-Ion 1250 mAh rechargeable battery. Guarantees high performance lighting for Tikkina, Tikka, Zipka, Actik, Actik Core, Tactikka, Tactikka+ and Tactikka+ RGB headlamps. Even at low temperatures. It recharges directly with the integrated USB port. The CORE rechargeable battery offers an economical and sustainable solution as the main power supply, or as a back-up battery.