The Synapse 1000w UPS is designed to work and protect electronic appliances and serves as a backup device in extremely hostile power environments. It comes with an AC input that allows the battery bank to be charged through the grid (cable included). An extra wide input AVR conserves battery for added security. Includes a multi-stage surge suppressor which can protect from surges and spikes. The UPS unit does not come with Solar capabilities. The Synapse 1000w UPS features a pure sine wave output, providing clean power to connected electronic appliances. It also has a smart LCD setting that allows for easy customization of settings such as frequency, charge voltage, and charge current. To ensure safety, the UPS has overload and short circuit protection, as well as optional battery reverse polarity protection. It also has deep discharge protection to prevent damage to the battery. Additionally, the UPS has a cold start function, allowing it to be started up even when there is no power available. However, it’s important to note that the fan on this UPS is very loud and may come on frequently, especially during charging.