Specification: Item Type: Flashlight Material: Aluminum Alloy Lamp Chips: Front Light 3LED ( Wick x 1+for XPE Wick x 2) Range: 500 Meters Front Lamp Lighting Mode: Main lamp on, side lamp on, main lamp + side lamp on, main lamp + side lamp flashing Tail Light Lighting Mode: Long press to turn on, left and right flashing + burst flashing + left and right fast flashing + constant light Battery Life: 6-8 Hours Focus Mode: Telescopic Focusing Headlight Applicable Battery: 1Pc 18650 Lithium Battery Capacity (Not Included) Taillight Battery: Built-In 1Pc CR1632 Button Battery, Capacity: 120MAH (Included) Brightness: 500LM Waterproof Rating: IPX6 (Domestic Water, Rainwater) Weight: Approx. 290g / 10.2oz Front Light Length: Approx. 14.7cm / 5.8in Width: Approx. 6.5cm / 2.6in Bottom Diameter: Approx. 2.5cm / 1.0in How to Use: 1. Click the flashlight button, the main light is on, and then click the adjustable light mode in turn, the main light is on, the side light is on, the main light + side light is on, the main light + side light is flashing 2. Long press to turn on the tail light, flashing left and right + burst flashing + fast flashing left and right + constant light, long press to turn off 3. USB charging, can be used with laptops, mobile phone charging heads, charging treasures Package List: 1 x Front Light (Battery Not Included) 1 x Tail Light 1 x Bracket 1 x White USB Cable 1 x Black USB Cable 1 x Square Gasket 1 x Large Rubber Ring 1 x Small Rubber Ring Note: 1. Please allow ±1cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.