Goal Zero Yeti 1500X 2000 Watt Portable Power Station - Best-selling large power station now comes with even more power and a bigger inverter to let you tackle any project, indoors or out. The new 2000W AC inverter allows you to run anything you could from a wall outlet. Power off-grid events, work sites, studios, base camps, essential circuits in your home, and more. Weight: 45.64 lbs (20.7 kg) Dimensions: 15.25 x 10.23 x 10.37 in (38.74 x 25.98 x 34.54 cm) Operating usage temperature: 32-104 F (0-40 C) Warranty: 24months AC Wall Charger 120W: 14 Hours Solar Cell chemistry: Li-ion NMC Pack capacity: 1516Wh (10.8V, 140.4Ah) Single Cell Equivalent Capacity: 421Ah @ 3.6V Pack Lithium Content: 126g Lifecycles: 500 Cycles to 80% capacity (Discharge rate: 1C, Full charge/discharge, Temp: 25C) Shelf-life: Charge every 3-6 months Management system: MPPT charge controller Recharges