Specification Lumens45lmMaterialStainless SteeModeOn OffRuntime3 hours max Battery Configurations3 x LR41 batteries included Switch TypeRotate the tail capPeak Beam Intensity150cdImpact Resistant 1 5 metersMax Output45 lumensRange24 metersWaterproofIP65 waterproofColorSilverWeight76g included the battery Size30mm x 11mm length x body diameter Features 1 Using high performance AL L052NWC 38 05L60S LED high brightness output 45 lumens 2 Built in 3 non rechargeable LR41 battery The longest duration 3 hours 3 Effective flood lighting range 100 degrees 4 The cool adornment design to be worn as a necklace 5 Rotary switch design one hand can operate Package included 1 x Mini Keychain Flashlight6 x Battery