NITECORE NU21 360 Lumen Ultralight Rechargeable Headlamp (Yellow) Everyday Carry  It can be carried

 It can be carried in three different orientations depending on the user's preference: by the side handle

to attach a keychain or lanyard to for quick access

It's an amazingly slim carry in the pocket and you can easily fit your hand

such as your water bottle

NITECORE NU21 360 Lumen Ultralight Rechargeable Headlamp (Yellow) Everyday Carry  It can be carriedThe NU21 lightweight rechargeable headlamp is an ideal choice for both runners and outdoorsmen. Its unibody optical lens system is specifically designed to emit a uniform and soft light, capable of reaching a maximum brightness of 360 lumens, with a range of up to 63 yards. This makes it particularly suitable for night running and route finding. The NU21 offers versatility with four brightness modes, as well as emergency SOS and beacon functions.