19Maintenance/Technical NotesStorageStore the case in a cool, well-ventilated area, leaving the case open to preventthe O-ring from deteriorating. When leaving the case unused for an extendedperiod, remove the O-ring, wipe off any O-ring grease, and place the O-ringin a clean plastic bag to ensure that it maintains it elasticity. Do not storethe case in direct sunlight or where it will be exposed to sudden changes intemperature or high levels of humidity. Do not store the case or O-ring underother objects, close to open flames, in the vicinity of flammable items, or withnaptha or camphor moth balls.ServicingNikon recommends that the case be serviced by a Nikon-authorized service representa-tive at least once a year. A fee is charged for this service.Specifi cationsMaximum depth 40 m (130´)Camera operatingtemperature 0–40 °C (32–104 °F)Dimensions 131×92.5 ×85.5 mm/5.16˝ × 3.64˝ ×3.37˝ (W × H × D)Approximate weight 380g (13.3 oz) when emptyOptional AccessoriesO-ring set WP-OG1 O-ring set (contains WP-O1 O-ring and WP-G1 O-ringgrease)Desiccant WP-S1 silica gel desiccantTechnical NotesSupported cameras COOLPIX 5900, COOLPIX 7900