1.Built-in battery:6000mA 2.Material:ABS 3.Size: 102 ... two solar panels, Multiple protection with high efficiency power button and intelligent control the circuit,(protect over charging ... , capacity greater than 85% of the polymer lithium-ion batteries. Fully charge every time, safety and stability, ... , charge to the load quickly and safely, lower power consumption, etc.2. All cover with the ABS ...