12 Switch Modes: The flashlight has 2 switch modes, namely a constant button switch and a momentary pressure switch, which can meet different needs. 2Easy Operation: Double switch tail cover, convenient for single hand operation, press the tail button to switch, and is easy to control. 35 Light Modes: With 5 light modes, namely high, medium, low luminous flux, flash, emergency light, suitable for different use situations. 4Using L2 Lamp Bead: Made of L2 lamp beads, the brightness is up to 1200lm, which is brighter and more durable than typical LED bulbs. 5Convenient Power Supply: The flashlight has lithium battery and can be charged with USB data cable, so there is no need to worry about power supply trouble. Item Type: Flashlight Length: Approx. 14.8cm / 5.8in Lamp Diameter: Approx. 3.7cm / 1.5in Handle Diameter: Approx. 2.5cm / 1in Material: Aluminum alloy Battery Specification: 18650 2800mAh lithium battery (included) Light Source Form: LED Charging Display: When charging, the indicator light will be red, and it will be green when fully charged Purpose: Lighting use 1 x Flashlight (with Adjustable Strap) 1 x Remote Switch Tail Cover 1 x Fixing Frame 1 x USB Data Cable 1 x Rechargeable Lithium Battery 1 x Hex Wrench