Waterproof to 40 meters, ideal accessory for divers and the outdoor sport lovers
High-Low-Flash 3 modes switchable
The brightness is up to 350 Lumen
Dual battery chamber, powered by two Hero 4 batteries, providing longer working time
Can be used with floating bobber, hand grip monopods, head band, chest belt, etc.
Suitable for GoPro Hero6/5/4/4 Session/3+/3/2/1/sj4000/sj5000/sj6000/xiaomi yi