Built-in Lithium battery: 3.7V with 2000 Mah, Save Money: Up to 100,000 hours of use, The integrated lithium ion battery charges from any home outlet or USB power bank. Compact and portable: Only a small sun umbrella size, weight equivalent to the weight of the . 2000mhA High capacity: Five kinds of lighting mode, to meet your different needs of different occasions Operate Modes: White (Light: 3% ,100%), Red (Light:3%,100%), SOS. (long press 2 seconds to turn off), quick double press to change light color. Built-in magnet easy to stick the light anywhere Installation: Built-in magnet easy to stick the light anywher. Portable power supply USB outlet match all kinds of Mobile phone and computer 400 hours battery,2000mA lithium battery. Red alert mode lever: constant-quick flash-sos flash. 100 Luminous equal 15W Incandescent light bulb. High crush and compression resistance ( use high strengthen aluminum cover to make to Rolling resistance) Portable Mini S (Only 213g weight can be easily put into any of your bag) Magnet adsorption (adsorptive to any kinds of ),pandant strap or round clips for your easy installation Item Name: outdoor led camping lights : 2835 Brightness: 224LM Power: 2W Battery: 3.7V 2000mAh li-ion battery LED lifespan: 36,000hrs Working Time: 9-400hrs Colour:black+white Material:plastic Package Contents: 1 x Outdoor Camping Light 1 x Remote Control 1 x USB Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.