Petzl Accu 2 Duo Z1
Rechargeable battery for the DUO Z1 headlamp, usable in ATEX<br/>Very high capacity rechargeable battery, 23.68 Wh, designed for the DUO Z1 headlamp. Durable and ATEX zone 1/21 (II 2 GD Ex ib IIB T4 Gb IIIB T135ᄚ C Db) certified, it also features quick connection to the headlamp and an energy gauge for monitoring the battery's charge level.