Supports night recording can be used to monitor surroundings day or night battery capacity 380mah supports up to 1 5 hours of continuous video recording 1920 x 1080p video resolution 30 fps video frame 3atm waterproof design supports voice recording 4032 x 3024 image resolution hd pc webcam function video take pictures with real time clock display hd9712 illumination watch is very comfortable to wear specification video format avi video file size 1920 1080p avi 30fps video coding m jpeg audio 16bit mono 8 000 khz 128kbs interface type usb 1 0 or 2 0 photo file size 4032 3024 jpeg image scaling 4 3 player software operating systems or mainstream movie playback software support system windows me 2000 xp 2003 vista win7 mac 10 4 or newer linux battery high capacity polymer lithium battery charging voltage dc 5v battery life 1 5 hours continuous recording watch dimension 52mm 45mm 15mm