PETZL ACCU 2 DUO Z1

Lithium-Ion technology offers high capacity (6400 mAh, 3.7 V, 23.68 Wh) Energy gauge allows monitoring of battery's charge level Quick connection system for instant battery installation or removal Rechargeable with the specially designed wall charger Waterproof (IP67) ATEX zone 1/21 (II 2 GD Ex ib IIB T4 Gb IIIB T135 C Db) certified product Specifications Weight: 168 g Recharge time: 8 h Number of charging cycles: 300 Watertightness: IP67 (waterproof to -1 meter for 30 minutes in fresh water)