Battery Capacity: Because of the 1521Wh on board, this battery can power the average fridge for up to twenty hrs, could charge a notebook over 20 periods (with regards to the laptop), or it could charge instruments at a worksite or light at a campsite. The Portable Power Station 200 https://2187629.newbigblog.com/35568144/considerations-to-know-about-solar-power-on-long-island