Waterproof and Dustproof This panel mounted USB charger comes with a fully sealed protective cover, waterproof and dustproof. The IP66 waterproof transparent rubber cover effectively protects the internal circuit and increases its service life. Suitable for boats, ships and motorcycles. Blue LED voltage display with digital LED voltage monitor. Displays the real-time voltage status of the vehicle battery to avoid low voltage problems. The red light also allows you to quickly and easily find the USB ports in the dark or at night. Dual 36W QC3.0 USB ports are 4 times faster than traditional chargers and support 2 different devices simultaneously. Cigarette Lighter Socket: The maximum power can reach 250W, which can charge driving recorders, GPS, heated seats, vacuum cleaners, car humidifiers, air pumps, air purifiers, etc. Easy Switch To save energy and protect devices, it is equipped with a master switch and an independent USB socket switch. Don't worry about running out of battery. A