Description: The rechargeable flashlight keychain is mini, portable and changes quickly. It is widely used for lighting, night riding, emergency, self-defense, camping, etc. Specifications:Material: Aluminum AlloyColor: BlackTransmission: Single GearFunction: Strong Light, Medium Bright, Double Click FlashlightWeight:Short Bare Lamp: About 80gLong Bare Lamp: About 90gPower Supply:Short Bare Lamp:: 16340 BatteryLong Bare Lamp: 18650 BatteryBattery Life: About 1 hour with 16340 battery, about 4 hours with 18650 batteryVoltage: 3.7V-4.2VWodresistant: IPX45Lamp Beads: P50 (Round Lamp Beads for Shooting Distance: About 200-500m Power: 15W Capacity: 600-1500 Lumens (Theoretical) Size: Short Bare Lamp: About 10.5*3*2.5cm/4.13*1.2*1in Long Lamp: About 13.5*3*2.5cm/5.3*1.2*1in Packing List:Flashlight*1Battery*1Type-c Cable*1Of Malleable Iron Box*1Notes: Due to the lighting effects and shooting angles, there are color differences in the product, please understand. Due to manual measurement, there is a tolerance in the size of the product.