INPUT of Cigarette lighter socket: 12V-24V Suitable for Cars Trucks RV SUV BUS This power inverter for laptop can be also used in boat. Open you new 12 volt power world. Connector size: ø7.4 * 5.0mm , Output 19.5V 4.62A (also compatible with 3.34A) USB QC3.0 Fast Charging:USB Port with Quick Charge 3.0 is faster than common chargers. Give you a high speed.suitable for many electronic devices. Charge Smartphone, Galaxy ,Tablet, Power bank, Humidifier, Driving recorder while charging your laptop. Power Supply Charger Adapter for Dell Latitude 2100 2110 2120 3380 3440 3460 3470 3540 3550 3560 3570 5300 5414 5495 5500 6430U 7280 7300 7400 7414 7480 C620 C820 D400 D410 D420 D430 D500 D505 D510 D520 D530 D531 D600 D610 D620 D620 D630 D630 D630 D630 D631 D800 D805 D810 D820 D830 D831 E3460 E3470 E3560 E3570 E4200 E4300 E4310 E5270 E5400 E5410 E5420 E5420m E5430 E5440 E5500 Power Supply Charger Adapter for Old Model of Dell XPS 14 L401X L421X 14z XPS 15 L501X L502X L521X 3736 6190 L511