What to mention when it comes to the discussion of this Mini 528 Outdoor High-lights 500 Lumens 3-Mode Focusable USB Charging Aluminum Alloy Flashlight should be its built-in USB charging port， which enables to charge once connected to computer， phone charger or power bank etc. It uses high-quality lithium battery featured with large capacity. What is more， it supports 3-mode design， allowing you to select whichever mode you need under different conditions. Also， its aluminum alloy shell is wear-resistant enough for long-term use. It can surely guard you way due to its strong brightness. Charge the flashlight whenever and wherever; and you will never feel disappointed!                                    Features            3-mode focusable design makes it possible to select whichever mode you needSmooth polished reflector creates maximum throwHigh-grade aluminum shell， mil-spec hard anodized for maximum wearToughened ultra-clear tempered glass lens with anti-reflective coatingUSB charge port， it is able to charge once connected to computer， cellphone charger or power bankBuilt-in large capacity lithium battery， it supports continuous working performanceGreat for camping， climbing， traveling or daily household use                                                             Specifications             Lumens     500 Lumens    <br> Material     Aluminum Alloy    <br> Bulb Quantity     1    <br> Modes     3 Modes    <br> Switch Type     Clicky    <br> Switch Location     Side    <br> Color     Black    <br> Strap/Clip     Strap Included    <br> Focusable     Yes    <br> Dimensions     (3.62 x 1.02)" / (9.2 x 2.6)cm (L x Dia.)    <br> Weight     2.58oz / 73g     <br>                                                             Package Includes            1 x Flashlight<br>