Underwater Light Dude LD-40

124 wh Battery = 3.5 hrs high, 7 hrs medium, 24 hrs low 62 wh Battery = 2.25 hrs high, 3.5 hrs medium, 12 hrs low 4000 Lumen High @ 32W, 2000 Lumen Medium @ 14W, 1000 Lumen Low @ 7W 6 degree beam angle with a hotter corona while maintaining good peripheral light LED battery status indication around the Piezo switch. Eliminates guessing battery charge and extends the life of the battery by only charging when needed. Includes Goodman handle with both soft & hard handles Over heat protection for the LED’s, can be used on low out of the water Over charge, discharge, short circuit, and drain protection on the battery pack UN/DOT 38.3 Certified for Safe Transport of Lithium Batteries (including air travel) Head Dimensions: 2″/51mm D X 3″/76mm L Canister Dimensions: 2.6″/66mm D X 062 wh 5.75″/156mm L, 124 wh 8.5″/216mm L Dry Weight: 062 wh 2.9lb/1.3kg, 124 wh 3.7lb/1.7kg Buoyancy: All battery sizes -0.5lb/0.2kg