300w Portable Power Station, 38 Phone Recharges, 416wh Large Capacity Battery Supply, 777syd Solar Powered Generator With Ac Dc Usb 3 Ports, Lithium Battery Backup For Rv Camping, Emergency

pure sine wave ac inverter

advantages of pure sine wave ac inverter: 1.Flexible adjustment of amplitude and frequency of output voltage or current.2.Convert the direct current of the battery into alternating current or other forms of direct current.3.Significantly reduce the volume and weight of electrical equipment.4.Fast dynamic response, good control performance and good electrical performance index.

4.4 inchled display screen

it has a large and clear 4.4-inch screen, which can display detailed information.The display shows the consumed load and charged power.Easy to read and easy to operate.

battery management system

equipped with short-circuit protection, overvoltage protection, battery aging protection, overcurrent protection, constant voltage protection, temperature management, advanced battery management system, intelligent management and maintenance of each battery unit to prevent battery overcharge and over discharge, prolong battery service life and monitor battery status.The service life is more than 5 times longer than before, which not only improves the service life, but also improves the safety.

biult-in cooling fans

equipped with a new built-in cooling fan, it can provide us with good security.When the portable power supply heats up, the cooling fan will turn on to reduce the temperature to the safest use temperature, which makes us feel at ease and more at ease.The hidden danger of safety is solved.