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 T135° C Db) certified, it also features quick connection to the headlamp and an energy gauge for monitoring the battery's charge level.

Specification
• Weight: 168 g
• Recharge time: 8h
• Number of charging cycles: 300
• Watertightness: IP67 (waterproof to -1 meter for 30 minutes in fresh water)