Please note Please note: Size (1) Size (2) Size (3) Wifi: none Wifi: none Please note: Size (1) low with: 1 x Camera 1 x waterproof shell surface shell 1 x USB cable Size (2) with: 1 x clip, 1 x bicycle frame, 1 x short dry linking bracket, 1 x strap, 1 x Screw bracket screws, 1 x stand base (without nuts), 1 x manual, 1 xUSB data line, 1 x Waterproof Case Size (3) furnished: 1 x arc-shaped bracket, 1 x long link bracket, 1 x bracket in the same direction, 1 x bracket screw nut, 1 x stand base (with nuts), 1 x 3M adhesive tape and rope, 1 x waterproof shell shell, 1 x cable ties, 1 x glasses cloth, 1 x bicycle frame, 1 x short dry linking bracket, 1 x strap, 1 x Screw bracket screws, 1 x stand base (without nuts), 1 x manual, 1 xUSB data line, 1 x Waterproof Case "Solution: SPCA1521 Sensor: 0309 Camera angle: 90º GC1004 Lens angle: 120 degree fisheye wide-angle Lens display Display: 2.0 Puqing 640*480 Video: 1080p 30fps / 720p 30fps 640 * 480 (Suggested Video Select this option) Video format: 30fps AVI Image: Interpreting 12 million JPGE Waterproof: MAX30m Battery: 900mAh life 90 minutes Wifi: none waterproof level: 30 meters Memory: TF 4G-32G USB mode: USB2.0 Language: English (default), Simplified Chinese, Traditional Chinese, French, Russian, Italian, Russian, Korean, Japanese, Thai, German, Dutch, Polish, Available colors: black and white gold and silver blue Size 4K HD WIFI Sport DV Camera product information: 1. Program: All V3 2.sensor: SONY179 3. Lens: 6G, 170 degrees wide angle 4. Display: 2-inch high-definition screen 5. Video resolution: 4K / 30 frames, 2.7K / 30 frames 6. Video format: MP4, support H.264 7.WIFI function: support 8. Language: English (default), French, Italian, Russian, Spanish, Simplified Chinese, Traditional Chinese, Japanese, Korean, Portuguese, German, Dutch, Polish, Hungarian Available colors: black and white gold and silver blue 9. Machine material: heat ABS   Packing information: Packing box: 266 * 162 * 62mm Carton size: 480 * 330 * 347mm Product Size: 59 * 41 * 21mm Single product weight: 0.64KG Package Includes: 1 X Sports DV 1 X Waterproof Case 1 X Bicycle Stand 1 X Base 1 1 X Base 2 1 X Clip 1 X Fixed Base 1 X Switch Support 1 1 X Switch Support 2 1 X Switch Support 3 1 X Adapter 1 X Helmet Base 1 X Bandage 1 X Ribbon 1 X 3M Adhesive Tape 1 X Wire Rope 1 X Data Wire 1 X Charger 1 X Manual 1 X Wiper