22. SpecificationsTest Pressure Housings individually tested to 10 Bar (90 m / 300 ft.) Recommendedworking pressure 60 mClosure Design Double O-rings, Key-hole LockBody Material 6061 Aluminum, AcrylicOverall Size 115 x 150 x 110 mm (LxWxH)Total Weight Approximately 0.8 kg (Housing only)Buoyancy (with camera) Slightly negative in salt waterAccessoriesSpare main O-rings ( included)Silicone O-ring grease ( included)Carrying bag ( included)Red filter (optional)Extension arm for strobe or video light (optional)Macro and Wide Angle lens (optional)3. Function Controls3.1 Buttons & Parts(1) FLASH WINDOW(2) FLASH EXTENSION MOUNT(3) KEY HOLE LOCK(4) KEY HOLE LOCK(5) PORT(6) ON/OFF(7) ZOOM(8) SHUTTER(9) MODE DIAL(10) REC / PLAYBACK(11) FILM(12) CURSOR(13) MENU / SET(14) DISPLAY / DELE(15) HOUSING LID