Gopro Dual Battery Charger + Battery (for HERO3/ Hero 3+)

Delivers full remote control of all camera functions, including shutter, on/off and settings
Settings/Tag button allows you to quickly adjust settings or mark key moments while recording with HiLight Tag (HERO4 cameras only)
Up to 600’ (180m) range in optimal conditions
Enables control of up to 50 cameras at a time
Rugged design is wearable, mountable and waterproof to 33’ (10m)
40% increased battery capacity compared to the Wi-Fi Remote
Built-in LCD mirrors your camera’s status screen for quick confirmation of camera functions and settings
Includes a key ring and wrist strap for wearing the remote or attaching it to gear

Note: The Settings/Tag button is compatible with HERO4 cameras only. - See more at: http://shop.gopro.com/accessories/smart-remote/ARMTE-002.html#sthash.PXxAaMBJ.dpuf