This item is designed for GoPro Hero 3/3+/4. With it, you can control 50 cameras simultaneously from a distance(up to 180m / 590ft).

Features:
Mini remote control for GoPro Hero 3/3+/4, fit in the fist of the adult.
Wireless Wifi connection, easy to set up and use.
Capable of controlling 50 cameras (at most) simultaneously.
Transmission distance is up to about 180m / 590ft if there are not any interference or obstacles.
Comes with a piece of wrist strap of fastener tape design, make control wearable.
Key chain keeps control handy, together with keys.
Get charged via USB cable.

• Wrist strap length: 29.5cm / 11.6in
• Product size: 6.5 * 3.8 * 1.8cm / 2.6 * 1.5 * 0.7in
• Product weight: 41g / 1.5oz
• Package List: 1 * Remote Control 1 * Wrist Strap 1 * Charging Cable 1 * Key Chain
• Package size: 19.5 * 6 * 2.8cm / 7.7 * 2.4 * 1.1in ,, Package weight: 100g / 3.5oz

Wrist strap length: 29.5cm / 11.6inThaam