Material: ABS+Silicone Place of Origin: Zhejiang Product weight: 115g, packaging size 7.3*7*5cm Charging mode: Multi-function charging Applicable environment: Daily carry, camping, hiking, night riding, caving Maximum range: 50m and above Continuous lighting time: 3-8 hours Is it waterproof: Daily waterproof Whether focus can be adjusted: No Whether rechargeable: Rechargeable, 1000mAh built-in battery Packing quantity: 240PCS Maximum brightness and maximum luminous flux: 250 lumens and above Gear slot: 2nd gear 4th gear Box size: outer box dimensions 44*37*42cm, gross weight 25KG This product has a built-in lithium battery and comes with a charging cable. Charging time is approximately 3-6 hours to avoid overcharging Regarding logo printing: Minimum order of 10 items for logo Type of light bulbs and accessories: LED Outdoor Sports: Fishing, Road Trips, Hiking, Camping, Diving