10W Work Light: LOFTEK Portable LED Outdoor Flood Light and Detachable 4400mAh Battery with Car Charger, Waterproof, 700-900lm,Yellow Portable Power: Portable floodlight that doubles as a battery-charging power bank; use it to charge a mobile device or to power the light. Super Bright: 10 watt, 700-900 lumen LED lighting that lasts more than 4 hours on a full charge; as bright as a 100W halogen bulb Built Tough: Ultra-durable aluminum and steel housing stands up to whatever you throw at it; IP65 dust and waterproof. Multifunctional: Detachable, USB-chargeable battery with an 4400mAh rated capacity and 5V/1A charging for mobile devices.You can use the car charger in the package to recharge the light. LOFTEKs Guarantee: We stand by our products with a 12 month, unlimited warranty and full technical support when you purchase from us.