Operation to depth of 165' (50.3m). f3.5-11 aperture priority, glass lens. 1/30 to 1/1000 shutter speeds. Auto & manual exposure. Bright LED shutter speed display. Ease of use barehanded, or with diving gloves. Weighs 1lb 8.4oz/700g. Available in Orange. Batteries required, either: 1 CR1/3n, or 2 LR44 or SR44. Supplied with neck strap, O-ring, grease, 1 CR1/3N Battery & 1 yr. warranty. Price includes Nikonos 35/2.5 lens. Separately purchased lenses, available from Nikonos & Sea & Sea; Optional strobes available from Nikonos, Sea & Sea & Sunpak.