Extreme Renegade - HD 720p Sports Camera and DVR (Weatherproof, 4GB) Under Water Primary Function: Digital Video Recorder for Sports Color: black Case material: metal Video Capture Resolution: 1280 x 720 Frames Per Second (FPS): 30 Video format: AVI View Angle: 60 degrees Memory: TF card or Micro SD card (16 GB max)  4GB included Recording Size: 850KB/second Battery: 450mAh built-in Li-ion Battery charging time: 3 hours Battery working time: 2.5 hours Water-Resistant: Yes Loop Recording Function: No Timestamp: always ON Buttons: ON/OFF, Record/Pause Interface: USB port Dimensions (mm): 90 (L) x 25 (Diameter) For best results use a high speed SD card. This is designed to strap onto most sports helmets (helmet not included). This sports camera is Water-Resistant but not Waterproof. Never submerge in water. This product does not record in a loop. Meaning when the SD card is full it does not start recording again from the beginning. Package Contents Extreme Sports Camera 4GB micro SD card Fastening strap short Fastening strap long Bicycle clamp Carrying pouch USB to mini-USB cable 110-240V USB to mains adapter Carrying strap User Manual - English