General description One of the smallest USB car chargers in the industry, this dual USB car charger features an LED display that shows both the vehicle's battery voltage and the charging current of connected devices. It is designed for easy access, even in low light conditions, making it a practical choice for charging mobile devices on the go. Technical specifications Input Voltage: DC 12V-24V Output Voltage: DC 5V Output Current: 4.8A (2.4A per port) Conversion Rate: 95% Size: 2.95 x 1.46 x 1.46 inches Color: Black Material: PC Measurement allowed error: +/- 1-3 cm Usage Easily charge mobile devices such as smartphones, MP3 players, digital cameras, and PDAs. Monitor the vehicle's battery voltage when not charging any device. When charging, the display alternates between the device's charging current and the vehicle's battery voltage. The bright LEDs allow for easy reading of the display without distraction while driving. Other information Package Contents: 2 * Car Charger Note: