Product features:1. The scheme is cost-effective2. 170-degree HD wide-angle lens3. Video resolution 4K@30fps4. 2.0-inch HD color screen5. Unique slow photography function6. High color reproduction, good image permeability7. Low power consumption WIFI video work for more than 1.5 hoursHardware specifications:Product model: H9Video resolution: 4K@30fps/2.7K@30fps/1920*1080 60fps /1920*1080 30fps/ 1280*720 120fps /1280*720 60fps /1280*720 30fpsPhoto resolution: 16M /14M /12M /10M /8M/ 5Mlens: 170 HD wide-angle lensExposure: -3, -2, -1, 0, 1, 2, 3Speed: Auto, 100, 200, 400, 800, 1600White balance: Automatic (default), sunny, cloudy, incandescent, fluorescentDigital zoom: 4XPhoto mode: normal photo; Take regular photos; Automatic photo taking; Motion trajectory photographyVideo mode: normal video; Loop recording; Time-lapse recordingSlow photography: 1080p 60fps, 720p 120fps (Default)Display: 2.0" LCD (960*240)Image format: JPEGVideo format: MP4Video compression format: H.264Data connection: Micro USB2.0, HDMI (Optional)Expanded memory: MAX to 64G, Micro SDHCPower supply: 5V/1AIndicator: Blue work indicator, yellow WIFI indicator, red charging indicatorSpeaker: built-inBattery capacity: 900MAHRecording time: 1080P/About 90 minutesCharging time: About 2 hoursWIFI: 802.11b/g/nLanguages: English, Simplified Chinese, Traditional Chinese, Korean, Russian, French, German, Italian, Spanish, Portuguese, JapaneseOverall dimensions: 5.9*4.1*2.9cm/2.32*1.61*1.14 inchesBox size: 27*16*6cm/10.63*6.3*2.36 inchesWeight: 44g(without battery), 58g with batteryWeight :298gOperating temperature: -10 +55Storage temperature: 0 C to +40 CRelative humidity: 5% 95% (no frost)Waterproof rating: 30 meters can workAccessories: waterproof cover, strap, bike stand, accessory base, fixed seat, data cable, helmet seat, adapter, manualApplications: Extreme sports, outdoor sports activities, cycling, diving, home safety, etc