Wide range of application: The three-hole multipurpose field is equipped with a 3.0 V-12 V quick-socket with voltmeter + 12 V socket + on/off toggle switch. Practical for installation and operation on 12/24 V vehicles, boats, ships, all-terrain vehicles, motorhomes etc. The three components are removable and can be replaced by other charging bushes or other fitting parts.QC3.0 USB ChargerThe dual USB charging port is up to four times faster than conventional chargers and features two QW3.0 fast charger ports with 18 W/3 A. Suitable for common USB devices such as Samsung Galaxy S10, S9, LG G6, Huawei Mate P20, P10 etc.CIGARETTE LIGHTER SOCKETTotal power up to 120W (12V) / 250W (24V). Enough for everyday use, suitable for compatible devices such as dashcam, GPS, vacuum cleaner, air purifier etc.Independent toggle switch on/off: with toggle switch, energy-saving and device protection, extending the life of the devices. It saves power and does not consume power when switched off.Overcharge protection: Built-in Smart IC technology, 2-port USB charging connections charge 2 devices at optimal speed simultaneously. The USB car charger is made of aluminum alloy with better heat dissipation, without the risk of overheating or damaging the devices.Technical data:Power Input: DC 12V-24VUSB output voltage: 5 V.Output of each USB port: DC 3.6-6.5 V/3 A, 6.5 V-9 V/2 A, 9 V-12 V/1.5 A.Rated voltage: only 12 V.Material: copper + ABS plastic.Operating temperature: -40 to 70 C.Wide applications: cars, motorcycles, off-road vehicles, SUVs, UTVs, boats etc.Multi-purpose: power supply for mobile phones, tablets, GPS and other USB devices.Maximum power:When installed in a 12 V device, the maximum power is 120 W.When installed in a 24 V device, the maximum power is 250 W.