The most powerful whole-home backup solution-7.2kW-21.6kW output with up to 3 inverters-Up to 90kWh capacity with 3 inverters and 15 batteries-5.6kW-16.8kW solar input with up to 3 inverters-Online UPS, 0-ms transfer time-LFP battery 400W Rigid Solar Panel a A 23% conversion rate to sunlight a All-black design that fits any house style a Built to last with an IP68 waterproof rating a Fast and Easy Installation a Up to a 10-year warranty 125W Portable Solar Panel a Modular design: Max parallel connection of 8 panels (1000W) a Adjustable angle (30-60Adeg) for optimal solar energy collection a Up to 25% conversion efficiency a STC 125W, BNPI 138W a TOPCON solar cells perform well in low light and high temperaturesa Built to last with an IP68 waterproof rating a Versatile use for home, backyard, and RV setups a Lightweight: 4 panels weigh only 35.2 lb (16.2kg) a Up to 5-year warranty and 30-year lifespan 400W Portable Solar Panel a Charge faster with high 400W solar input a Up to 23% conversion rate a Durable, multi-layered materials a Self-supporting with an adjustable angle a IP68 waterproof rating a One-piece folding design