The Shelf Reliance Power Station 1000 is a silent, clean, safe, and portable lithium based silent generator. The Shelf Reliance Power Station 1000 can be charged from a regular AC wall outlet, or it can capture and store energy from solar panels, a hand crank, windmill or almost any other 12VDC power source. The Shelf Reliance Power Station 1000 stores the captured power in a state of the art Lithium Battery pack to be taken with you and used whenever or where ever you might need it. The Shelf Reliance Power Station 1000 has two 110VAC outlets, two 12VDC outlets and four USB outlets to allow you to easily power whatever appliances you need without the need for any inverters or adapters. Whether you need to power a fridge, laptop computer, lights during an emergency or power outage, or whether you want to watch TV in the woods, the Humless Sentinel will give you the power when you need it. With the whole package weighing in at 40 lbs, it’s portable enough to take wherever you want to go. Without any noise, gas or harmful emissions, the Shelf Reliance Power Station 1000 provides power on demand that is quiet and safe enough to use inside your home, car or even your tent. Capturing power with or using power from your Shelf Reliance Power Station 1000 couldn't be easier- just plug it in and switch it on! With a 10 year battery shelf life and a rating of over 2,000 charges, the Shelf Reliance Power Station 1000 can be counted on when you need it most. With a lithium battery pack that can sit for over a year without needing to be charged (we recommend charging once every 6 months), the Shelf Reliance Power Station 1000 will store well in your closet and always be ready to power your appliances when you need them most. Power Station 1000 User Manual