Product Overview: This instrument is a power supply with a wide range of applications, which has differentiated advantages in form from other similar products on the market. It has a safe lithium-ion battery and efficient SPWM inverter conversion technology, and has the advantages of light weight, high capacity, small self discharge, long service life, safety and reliability, and multiple charging and discharging cycles. Widely applicable to environmental protection, health, labor, safety supervision, military, scientific research, education and other departments in places where it is inconvenient to use AC or 24V DC electricity in laboratories or on site. Execution standards: GB 4793.1-2007 Safety Requirements for Electrical Equipment for Measurement, Control, and Laboratory Use Part 1: General Requirements Product Features: The appearance adopts L-Ergo design, conforms to ergonomic principles, is more convenient to hold, has a built-in rechargeable lithium battery, high capacity, high power, and longer endurance. It adopts efficient SPWM inverter conversion technology for AC and DC power supply, and can simultaneously AC220V at rated power DC24V and DC12V outputs can display parameters such as load power, battery level, and remaining usage time. They have strong load capacity and pure sine wave AC output, with a wide range of applications. They have overcharge, overdischarge protection, and low battery alarm functions. The battery monitoring function monitors the temperature throughout the entire process, and has short circuit, overload, and overheating protection functions to ensure the reliability of the product. The 4H intelligent display screen visualizes digital power, displays output power and remaining working time in real time, and easily controls progress. Equipped with LED lighting function and strong weather resistance, it is suitable for field operations and has USB (QC3.0) dual port output