Waterproof case that allows you to film fascinating water sports, water resistant up to 30 meters underwater 120 degree high definition wide angle lens Video resolution up to 4K@30fps 2.0-inch high-definition color screen Unique slow photography function High color reproduction, good image transparency WiFi video recording works for more than 1.5 hours Specifications: DSP: JL Linktone Sensor: 0308 Video resolution: 4K@15fps//1920*1080 30fps /1280*720 120fps /1280*720 60fps /1280*720 30fps Photo resolution: 12M/10M/8M/5M Lens: 120° HD wide-angle lens Exposure: Auto Sensitivity: Auto, 100, 200, 400, 800, 1600 White Balance: Auto (default), Sunny, Cloudy, Incandescent, Fluorescent Digital zoom: 4X Photo mode: normal photo; timed photo; automatic photo; motion track photo Video mode: normal video; loop video; time-lapse video Slow photography: 1080p 60fps, 720p 120fps (Default) Display: 2.0" LCD (960*240) Image format: JPEG Video format: MP4 Video compression format: H.264 Data connection: Micro USB2.0, HD (Optional) Extended memory: MAX to 64G, for Micro SDHC Power supply: 5V/1A Indicator light: blue working indicator, yellow WIFI indicator, red charging indicator Microphone: built-in Speaker: built-in Battery capacity: 900mAh Recording time: 1080P/About 90 minutes Charging time: About 2 hours WIFI: 802.11b/g/n Languages: English, Simplified Chinese, Traditional Chinese, Korean, Russian, French, German, Italian, Spanish, Portuguese, Japanese Operating System: Windows XP/7/8 SP3/for Vista and for Mac 10.5 or above Dimensions: 59*41*29mm Working temperature: -10℃～+55℃ Storage temperature: -20℃～+70℃ Relative humidity: 5% to 95% (no frost) Waterproof grade: 30 meters underwater Application: extreme sports, outdoor sports activities, cycling, diving, etc.