Highlights: Internal rechargeable maintenance free lead acid battery, capaity is 2700m AHSuper durable battery can be recyclable used for more than 400 times 72 pcs of longlife, ultra-high brightness, energy-saving LED bulbs First shift 36 LED can be continuely used over 10 hours, second shift 72 LED can be continuely used over 5 hours Specification:LED Power (W): 14 W Colour Temperature: 6000-6500 K Brightness: 420 lumens Function Mode: high light/low light Battery: rechargeable Dimensions (Cm): 41 x 6 x 4.1 Shipping Weight (kg): 0.6161 Package Contents:1 x