Usage Tips:Best Hat Light- Designed with 150 lumens brightness, rechargeable for 48 hours use, featured hands free, with portable pouch can hook by carabiner, only 0.88 oz , and rainproof.... This is ultimate best hat light you ever need. Ultra Bright- With Improved LED and Upgraded 800 mAh Li-polymer battery, we developed the brightness up to maximum 150 Lumens in super mini size !!! One of the brightest hat light on Amazon, NO FAKE LUMENS TRICK. 6 Lighting Modes- Floodlight( high 150Lumens or low 50Lumens), Spotlight( high 150Lumens or low 50Lumens), Motion sensor( spotlight 150lumes or floodlight 150lumens). Ultra Bright with most lighting modes can be used for multi-applications of lighting needs. Rechargeable for Long Lasting - 800mAh Li-polymer battery can support 2 hours charging provides up for 48 hours use!!! Never need to buy batteries or charge too often. ONE CHARGE FOR OVER DAYS USE! Versatilely for Many Lighting Use- With over 150 Lumens brightness, 6 lighting modes (spotlight floodlight), hands free, . It is not only a great hat light for fishing hunting, also a great RUNNING LIGHT, headLight, TOOLS LIGHT, CAMPING LANTERN, DOG WALKING SAFETY JOGGING LIGHT...whenever it's dark, clip it on your hats. Weight: 0.88 ounce color: grey Material: ABS Burn time:up to 48 hours(Low Mode) Battery Volume: 800mAh Li-polymer rechargeable battery Lighting source:LEDandCOB Waterproof: IPX5 Package included: 1 x Light 1 x USB charge line 1 x Light Band Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.