3 CHARGING & CHARGING The charger LED flashlight has a built-in high-capacity rechargeable battery (USB cable included), which can last about 2-4 hours after fully charged. SUPER BRIGHT LED LAMP The ultra-bright flashlight Uses the latest 5 commercially available LED holders with optical reflectors, can easily illuminate the entire large room. Fully zoomable from wide to narrow beam, the focused beam can reach targets up to 500 feet away.^ COMPACT AND PORTABLE This portable flashlight fits snugly in the palm of your hand, is compact and light enough for a easy storage and quick to use, just put it in your backpack, handbag or even your pocket.^ DURABLE AND MULTI-PURPOSE, can survive a 10ft fall without worry in rain, snow or emergency, suitable for outdoor activities such as cycling, mountaineering, camping, fishing or dog walking etc.