The Bestek 400W Pure Sine Wave Power Inverter Is A Fast Car Charger Adapter With Product Details Powerful DC to AC Inverter: Converts 12V DC from your car into 110V AC, providing 400W of continuous DC to AC power and 800W peak surge during load start-up. The advanced pure sine wave technology provides high quality AC power equivalent to grid power, which will protect and prolong the life of your electronics and appliances, such as CPAP machines, nebulizers, air pumps, breast pumps and more. PD30W QC18W Fast Charging: 400W car charger adapter quick charge supports PD30W (USB-C port) and QC18W (USB-A port) high output. The PD 30W port provides fast charging for iphone series phones. The 18W Quick Charge 3.0 port can charge most Android devices from 0% to 80% in 30 minutes. Keep Your Devices Safety Charging: BESTEK 400Watt car power inverter has provided the advanced intelligent circuity safety system to prevent short-circuit, overvoltage, overload, overcurrent, low-voltage and overheating. Equipped with 2 Smart USB charging ports, which detects your devices automatically to deliver its fastest charge speed up. Smart Temperature-controlled Silent Fan: The cooling fan will automatically rotate at different speed according to power load and temperature, this design can help to reduce the fan noise. Also the high speed cooling fan protect the inverter against overheating. Superior to modified sine wave inverter, greater drive capability, better protection to sensitive equipment, less audible and electrical noise, less power consumption. Power Your Outdoor Life: This 400W pure sine wave has 2 AC outlets with PD30W USB-C and QC18W USB-A charging ports and can power up to 4 devices simultaneously. The 400watt power inverter supports most drones, cell phones, iPads, laptops, cameras and other digital devices on the go, as well as power other small appliances/devices such as CPAP medical devices, nebulizers, breast pumps, projectors, TV, speaker, air conditioner, microwave, mini-refrigerator, air pumps, car vacuum cleaners (rated power less than 400W). Great for power outages, emergencies, vacations, cars, RVs, travel trailer, tailgate party, trucks, SUV, Van, or anywhere AC power is needed. 30-Day Hassle-free Return and 18-Month Replacement: To ensure customers have a good shopping experience, we offer a 30-day no-questions-asked return policy and an 18-month worry-free warranty. The BESTEK 400w inverter is the perfect solution for road trips, camping and everyday travel, ensuring you stay connected and powered wherever you go on the road. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.