Multifunctional LED work light, mini size, lightweight and portable, can be used as camping light, emergency whistle, window breaker, bottle opener, etc., with strong practicability. Built-in large-capacity battery, low power consumption, long endurance. Features: Multifunction: Portable keychain light that integrates multiple functions, can be used as a flashlight, emergency whistle, window breaker and bottle opener, with strong practicability. High Brightness: Adopts premium LED flood light beads, high brightness and wide illumination range. Support 5 light modes to meet your different needs. Long Endurance: Equipped with 500mAh large-capacity battery, low power consumption, and the standby time can reach about 90 days. Built-in quick charging chip, charging faster. Reliable Quality: Made of high-quality aluminum alloy and PC, it has nice durability, strong and not easy to rust. Waterproof design, convenient for outdoor use and safer to use. Mini Size: Small and lightweight, with a lanyard hole, it can be suspended on a backpack or belt buckle. With a mag net on the back, it can be easily attached to metal surfaces. Specifications: Color: Black Material: Aluminum Alloy + PC Light Source: LED Lamp Beads Brightness: 500LM Battery: Built-in 500mAh Lithium Battery Working Time: 5-50 Hours Item Size: 86 * 39 * 16mm/ 3.4 * 1.5 * 0.6in Item Weight: 45g/ 1.6oz Package Size: 73 * 33 * 111mm/ 2.9 * 1.3 * 4.4in Package Weight: 79g/ 2.8oz Packing List: 1 * Flashlight 1 * USB Cable