Jackery Portable Power Station Explorer 500 sells on Amazon. I think the price is very good. Please read some of the reviews and see people thought of the product.**If you’re not sure whether to buy, add to cart, and you can come back to it later!**

• LONG LASTING ENDURANCE: The Explorer 500 portable power station is built with the lithium-ion battery pack, in a safely designed frame structure to maximize, and long last the power for every single use of outdoor adventures and home backup.
• THE PERFECT CAPACITY: With a 518 watt-hour (24Ah, 21.6V) capacity, it is ready to power many appliances – mini fridge, cooling fan, air pump, projector, lamp light, and TV.
• SUPPORT PASS-THROUGH CHARGING: This power station features 1* AC outlet (110V 500W 1000W Peak), 3*USB-A ports, 2* DC ports, and 1*car port. Its Battery Management System governs each individual cell, improving the battery life cycle while being pass-through charged.