JemtecPolypower is based on solay hybrid technology. Polypower is designed to store energy in its internal Lithium batteries, and can be charged with solar panels and also be charged using electricity. Due to its dual functionality, it is the starting point of having a back-up power supply.
Very efficient and better than using a petrol or diesel generator. Very quiet yet capable of keeping you from sleeping in the dark. It has a seamless operation feature, meaning it can be programmed to use the solar during the day and at night, to use the energy stored in its batteries, to provide electricity at night. It comes in various wattages, from 300w to 10,000w..