Waterproof Action Camera 12MP 1080P HD with 2 Batteries and Free Accessories Kit(Blue) 2 1050Amh rechargeable batteries, double recording time and double enjoyment 58 grams only, equal to an egg, even can't feel it when using it on a helmet or monopod HDMI, USB output, available for connecting computers, TVs and projectors. Has built-in WiFi connection that connects very easily to your phone app. You can change settings and click record. You can download the free app (iSmart DV) which allows you to take full control of your camera through the WiFi connection. Supports TF card up to 32GB: 8 hours videos in 720p or 5 hours in 1080p.