This is the XS Scuba LT300 Dive Light 1000 Lumens Rechargeable Features: Multi-position button switch HIGH-MID-OFF HIGH is 1000 lumens, MID is 500 lumens Battery duration - 1H 10M @ 1000 lumens/2H 10M @ 500 lumens Uses 1 x 18650 2600mAh Li-ion rechargeable battery Overall Length: 5.0 in (127 mm) 18650 Rechargeable Battery Safety Data Sheet Don&&';;t be fooled by its small size. Powered by the latest CREE XPL-HI V5 LED, this little dynamo casts out a blinding 1000 lumens of light! It is all you need to light up your darkest night dive.