Brightness up to 2200lumen, for cave dive, Scuba Dive ,
Under water safety tested 100Meter depth. with 4 different lighting way  

5000mAh supply both rechargeable 21700 lithium battery and 16850lithium. 
lasting from 3hr to 5hr depends on setting .

● Brightness up to 2200lumen, with SST-40 core.
● Battery use standard 18650 or 21700 lithium battery,
● Testing Underwater 100M~
● Can be mounted with a standard ball joint or handheld bracket.
● SS316 stainless lamp head to prevent deformation and water leakage caused by impact.
● 4 Different set up brightness : High- Medium- low- SOS.
● Hold 3 second to turn off.
● 5000 mAH 21700 Rechargeable battery,
   High : 3Hour
   Medium : 5Hour
   Min : 15Hour
   SOS : 3Hour

Customization are welcome.

Sufficient power : Green ●
Half off power : Orange ●
Low power : Red - Red flash ●