400W Huge Power Solar Panel: With MC-4 Output ports, ALLPOWERS 400W solar panel provides 37.4V huge power for your solar generators, such as ALLPOWRS S1500/S2000/S2000 Pro and other large generators on the market. Effectively shorten charging time, making you enjoy the sunshine energy as soon as possible. 22% High-Efficiency Solar Cells: ALLPOWERS 400W solar panel is equipped with advanced polycrystalline solar modules and can convert up to 22% of sunlight into usable electricity. High efficiency saves more space. And even a cloudy day, you can receive solar power. IP67 Waterproof and ETFE Coating: ALLPOWERS 400W solar panel also withstands extreme weather like frozen or heat. Consists of multiple layers of flexible EVA and robust glass fibers for greater durability and mobility. It is also IP67 protecting from scratches, dust and water splashes. Charge 11 Devices Simultaneously: With 1500Wh battery pack, ALLPOWERS S2000 features 4* AC outlets (PURE SINE WAVE, 2000W, peak 4000W), 2* PD 100W USB-C ports, 2* USB-A QC3.0 fast charge port, 2* standard USB-A ports, 1* Car socket. With excellent Battery Management System (BMS), ALLPOWERS solar generator extends battery service life with protection of short-circuit / overvoltage/overload/overheating and ensures 1000+ life cycles. MPPT Solar Charge: With MPPT advanced technology, ALLPOWERS solar generator can be recharged via XT60 solar input and only needs 3 hours! The portable power battery also can get fully charged by AC cable (no heavy bulky adapter) within 4 hours indoors. Dual charging by both, you can feed it up in less than 1.6 hours at 900W. You can also keep it full by your 12V/24V car cigarette lighter. Power 99% of Electrical Appliances: With a 1500Wh large capacity higher rated power of 2000W, it is ready to power 99% of indoor and outdoor appliances- electric vehicles, TV, fridge, coffee machine, air conditioner, Toaster, microwave oven, CPAP, drill, blender, Juicer, hair dryer for long time. The portable generator is only 32 lbs (14.76*9.64*9.84 in), ideal companion for outdoor camping, road-trip, RV, and home backup.