TWIST FOCUS: Adjust the beam shapeflood beam, spot beam, or anywhere in betweenby twisting the bezel to focus the light. 3M ADHESIVE ATTACHMENT: Securely mount the light base to your hardhat with the super-strong 3M adhesive patch. OVERSIZED SWITCH: Operate the light without any fuss, using the oversized switch even when you have gloves on. KASK HEADLAMP MOUNT: Easily attach your light base to a KASK-style helmet with a secure connection to one of the helmets slots. MAGNETIC LIGHT-TO-BASE CONNECTION: Attach and detach the light from your hardhat as neededthe magnetic light-to-base connection secures the light during use but also allows for easy removal when its time to swap batteries, recharge, or use the light by hand.