... magnet switch control, indicated by motor shakingMotional video recording, instant respond to surrounding lightIn-built power cell ... fog featureErgonomic design, wide viewing angle, comfortable wearingVideo Recording Diving Mask Specification: Power Supply:built-in 360mAh ... COperating System: WinXP, Win2000, Windows Vista, Win 7Vedio Recording Diving Mask Accessories: USB data cable, AC Adaptor, ...