Rechargeable battery for Petzl headlamps featuring the HYBRID CONCEPT design: the TIKKID, TIKKINA, TIKKA, ACTIK, ARIA, and IKO. Its high-capacity 1250 mAh lithium-ion battery (3.6 V / 4.5 Wh) provides excellent lighting performance, even at low temperatures. It recharges directly via the integrated USB-C port. Ideal for frequent to intensive use, the CORE rechargeable battery is an economic, sustainable, and environmentally responsible solution Features: • Ideal for frequent to intensive use• Easy to charge via USB-C, with charge indicator on the battery (red = charging; green = battery charged)• Performs well at low temperatures• Limited environmental impact: the entire lifespan of a CORE rechargeable battery is equivalent to that of 900 standardbatteries• Compatible with TIKKID, TIKKINA, TIKKA, TIKKA CORE, ACTIK, ACTIK CORE (post-2017 versions), ARIA 1R RGB, ARIA2R RGB, IKO, and IKO CORE headlamps• Charging cable not included