High-capacity 1250 mAh lithium-ion rechargeable battery for Petzl headlamps featuring the HYBRID CONCEPT design: TIKKID, TIKKINA, TIKKA, TIKKA CORE, ACTIK, ACTIK CORE, ARIA 1 RGB, ARIA 2 RGB, IKO CORE, and IKO. Provides excellent lighting performance, even at low temperatures. It recharges directly with the integrated USB port. The CORE rechargeable battery offers an economical, long-lasting and sustainable solution.