We are offering streamlight survivor safety torch.survivor? zone 2 tough, durable, portable lantern certified for hazardous locations. Lamp and battery housings and battery base made of high impact, super-tough nylon for exceptional durability all openings are o-ring sealed for weather resistance industrial nickel-cadmium 4.8v, 1.8 amp-hour, 4-cell rechargeable sub-c battery pack 17.15cm (h) x 7.24cm (w) x 7.29cm (d) ? height in charger: 21.6cm 437g without charger waterproofdust proof ip65 serialized for easy identification