Smart inverter with lithium battery, 21V to 220V AC portable multi-function inverter, inverter with voltage display, 21V to 220V DC battery inverter (with battery and charger)

Smart Inverter with Lithium Battery: This lithium battery inverter efficiently converts 18-21V DC to 220V AC, making it ideal for various outdoor jobs and small household appliances. Portable 21V to 220V AC Multi-Function Inverter: Designed for portability, this outdoor emergency inverter is lightweight, allowing you to easily carry and store it on the go, ensuring power wherever you need it. Smart and Fast Charging: Featuring a dual-motor design, it takes charging to the next level with smart fast charging. Whether you're in a hurry to get your digital devices up and running or need to charge multiple devices simultaneously, it's got you covered. Safety Mechanisms: Equipped with an advanced smart chip, it's designed with safety in mind. Overheat protection activates to prevent potential damage from excessive heat during operation, while constant temperature charging ensures a stable and safe charging environment. Versatile applications: Suitable for all small devices under 120 watts, this outdoor work inverter is ideal for charging phones, laptops, digital products, small fans, LED lamps, etc.