Power Inverter with Fast Charge USB is perfect for travelers, campers, tailgaters, and RV enthusiasts who want to charge and power their smartphones, laptops, electronics, entertainment devices, and appliances. GFCI protected AC oiutlets15W USB fast charge ports to quickly charge your smartphones, tablets, or other mobile devices from the convenient USB-A and USB-C ports90% Efficient modified sine waveBuilt-in protection for Over Temperature, Reverse Polarity, Over Voltage, Low Voltage Alarm, and Low Voltage Cutoff 2500W Model: (4 GFCI Outlets) Professional grade, ideal for all electronics, power tools & kitchen/bath appliances.