Dual Quick Charge 3.0 USB Socket The Qidoe dual QC 3.0 car socket master pump has 36W and can charge QC3.0 speed for 35 minutes at the same time. Charging speed is 0 to 55%. Charging speed is 4 times faster. ON/OFF Contact switch The use of on-off switch for power control design can prevent power failure save energy and extend the service life of the product. Portable and space-saving Lightweight and compact structure after installation is smaller than most Quick Charge 3.0 USB chargers on the market. Suitable for 12-24V cars boats ships motorcycles ATV RV etc. LED Voltage display can monitor car battery voltage status in real time to prevent personal safety and property damage from battery failure. LED Indicator: Blue Light Input Voltage: DC 12V-24V USB 1 Output: 5V/3A; 9V/2A; 12V/1.5A USB 2 Output: 5V/3A; 9V/2A; 12V/1.5A Product Dimension: 2.05 x 1.57 inches Portiforium Dimension: 1.13 inches Max Output: 36W(18W each) Colour: Black Material: aluminum alloy ABS PVC Package Contents: 1 x Dual USB Car Charger Adapter 1 x connection line (60cm) Only the above package content other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.