With over 300Ah, the battery uses original big brand lithium batteries, with a small internal resistance, big capacity, cycle times and more, no memory effect, etc; internal BMS for multiple protection design, can prevent over charge, over discharge, over current; production process quality inspection and monitoring the use of computers to ensure superior battery performance. The battery life cycle is more than 2000 times, ensuring reliable power independence for years. 

The foldable solar panel is rated 140W, producing enough power to charge the large batteries in hours. The braided strap and silicone handle design make it very easy to carry. With a foldable support bracket, it can better adjust the angle facing the sun.

The solar panel uses high-quality monocrystalline silicon solar cells, PET packaging, for higher power generation efficiency. The surface of the solar panel is waterproof, frosted fabric, not easy to scratch, ensuring durability.