The device in the image is a 150W Car Power Inverter. It plugs into a vehicle's 12V cigarette lighter socket and converts the car's DC power into AC power, allowing you to run or charge small electrical devices.
Features shown in the image
150W maximum output
Universal AC socket for plugging in chargers and small appliances
USB QC 3.0 port (orange) for fast charging compatible devices
USB-C port for charging modern phones, tablets, and other devices
Digital display showing the vehicle's battery voltage (13.6V in the picture)
Common Uses
Charge mobile phones and tablets
Charge laptop computers
Power camera battery chargers
Charge rechargeable batteries and power banks
Run small fans
Power small LED lights
Charge drones and portable electronics while traveling