This is a lightweight, rechargeable headlamp from CLAYMORE. It has sufficient brightness and battery capacity. It can be used universally for mountain climbing, outdoor activities, work, etc. Only opened for operation check, and has not been actually used. CLC-420 Body size: Width 59.8mm x Depth 40mm x Height 39.7mm Weight: Approximately 60g Battery type: Lithium polymer battery Battery capacity: 3.7V 1,200mAh (4.44Wh) Maximum brightness: 350 Lumens Continuous lighting time: 3.5-40 hours Color temperature: Daylight (Cool): 5,700K (±15%) / Warm White (Warm): 3,000K (±15%) Input: USB 5V 1A Charging time: 2 hours Waterproof/Dustproof: IP 54 Accessories: USB Type-C charging cable / Headband / Clip / Dedicated pouch Country of origin: South Korea Type of light: Battery-powered lantern Type of lantern: Battery-powered lantern Light source: LED The box has been damaged during opening. It will be shipped as compactly as possible. The price will be reduced considering the passage of time, so please refrain from price negotiations.