LED Flashlight, MAIKAIRUI A100 1000 Lumens Portable Ultra Bright Tactical Flashlight Water Resistant Adjustable Focus 5 Light Modes Skid-Proof Design, Rainproof but can't be sock in Water.Taclight is small enough to fit in your pocket, handbag, or car compartment, so you can take it with you wherever, whenver Power Source: 1 x 3.7V 18650 Battery or 3x AAA battery (Not Included) Adjustable Focus for multiple applications such as Camping/Hiking/Fishing/Hunting, If you use it to focus beam by twist,, it is SLIDE in and out 5 Models: High /Medium /Low Beam /Strobe /SOS Lamp Bead:Cree XM-L T6-Super Bright,High Power-10 watts(max), With a lifespan of 100,000 hours