... Mosquito repellent feature Material 1680D polyest Solar Bag with Charger Lithium-ion Polymer 3.7V 12000/16000Feature Mosquito repellent ... 12 hours2, Streamline design, small size, and light weight, easy to carry out.3, Wide range of application: can support MP3/MP4 ... energy polymer lithium battery, the working environment temperature -10 degree to +70 degree, high security, no risk of explosion.14, ...