We offer discount for large quantity. Welcome to contact with us This portable power station is made to power the lights that came with it and to charge your cell phone, bluetooth, small laptops or Ipad devices. Whatever device uses a USB plug, can be plugged into this Solar-powered unit. The other (3) pin hole plug-ins are meant for the included LED lights. Convenient to carry, can easily put it in your backpack or car, take to everywhere need power. Solar powered generator used lithium battery, the life span is 5 years, cycle more than 1000 times. The 2 separate lights, including the flashlight mode on the battery itself, can be used at any time. They must be charged though, otherwise they may not work. Portable solar powered generator, widely applicable to camping, hiking, fishing, expedition, hunting, outdoor activities and home as emergency power supply. Colour: black + white Material: plastic Package Contents: 1 x solar panel (225 x 195 x 17mm) 1 x small system (160 x 100 x 30mm) 2 x lights Only the above package content, other products are not included. Note: Light shooting 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.