A high-capacity 1250 mAh lithium-ion rechargeable battery for Petzl headlamps featuring the HYBRID CONCEPT design. It is compatible with Petzl Hybrid headlamps such as the Tikkina and Tika, and recharges directly with the integrated USB port. The CORE rechargeable battery offers an economical, long-lasting and sustainable solution, providing excellent lighting performance, even at low temperatures. It has a charging indicator and a recharge time of 3 hours.