Jackery Explorer 290 is the model specially supplied by Jackery for non-AMAZON (temporarily not selling on Jackery site). And it is the official product of Jackery. You can buy this item from offline sales channels like The Home Depot, Lowe’s, Harbor Freight Tools, etc. (Go to “where to buy”, you will find Jackery offline sales channels except amazon.) 200-WATT CONTINUOUS OUTPUT, COMPACT, EASY TO CARRY: With its user-friendly design, small size, enough capacity, and durable handle, the Explorer 290 portable power station is lightweight, stylish, and carry-friendly. RV CAMPING/FISHING/OFF-ROAD/HUNTING/GETAWAY/EMERGENCY: With its eco-friendly and quiet features, Explorer 290 is one of the best investments for your outdoor life. No extra setup time is required for Explorer 290 compared with the traditional RV system. BETTER THAN CAR INVERTER: If you want to use electricity on the car, the engine has to run all the time to offer electricity for a device like Car Fridge. The power station can protect your car's battery. BUILT-IN MPPT CONTROLLER: The MPPT module is designed inside the power station. By constantly monitoring the voltage and current output of your solar panels, MPPT adds up to 23% more solar recharging efficiency.