Lock/Unlock Mode Prevent Accident Activate - Under the lockout mode, press and hold the tail switch to unlock the flashlight to enter Firefly mode. Under firefly mode, press and hold the tail switch to access the lockout mode. Click the tail switch, the light will flash to indicate that it is locked..Mini but Mighty - the Archer Pro V2 lights up an incredible 950 lumens and a beam distance of up to 187 meters due to its highly recommended high-performance LED and PMMA TIR Lens..Rechargeable Battery - Recharging battery that integrates a Type-C charging interface. (Type-C charging interface for flashlight instead of battery).Compact and Lightweight - With only 2.29 oz in weight and 98 mm in length, it takes up little space in your pocket or in your bag..Easy to Operate - One-button easy operation from inside out: a built-in spring inside, all for an anti-slip smooth pressing experience, making changing modes easy to go..High-quality aluminum alloy shell material, premium type III hard-anodized surface finish, helix body knurling for unique style and solid grip, and excellent ventilation..Upgraded Pocket Clip - includes an upgraded dual-direction pocket clip, making the Archer Pro V2 always follow like your shadow: attach it to a hat brim or backpack strap, carry it in a pocket, and hang it via the lanyard hole. More than just hands-free convenience.