Specification: 1.American high-power CREE 3X3Watte LED(P4); 2.LED life: 100, 000 hours ; 3.Colors: blue, black and silver; 4.Double O-ring water proof design; 5.Maximum depth reach 100 meters(328 feet); 6.4.8V 4500mAh rechargeable battery pack; 7.Magnet switch with 3 lighting bands; 8.Reflector material: Acrylics; 9.Power consumption:9W; 10.Luminance:279LM 300LM; 11.Use 100-240V universal charger; 12.Working time:2-3 hours; 13.Color temperature:6500-7500K; 14.Product size:183LX65Dmm; 15.Weight:941g; 16.Beam angle:15° .