General description Compact and efficient, the 3X Car Charger Volt Meter Battery Monitor features dual USB ports that provide a total power output of 24W, allowing for quick charging of various mobile devices. With an LED display, it not only shows the charging current but also monitors the vehicle's battery voltage when not in use. This charger is designed for convenience and safety, automatically shutting off to prevent overheating and overcharging. 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 Ideal for charging a wide range of devices, including smartphones, tablets, MP3 players, digital cameras, and PDAs. The LED display provides clear visibility of the charging status and battery voltage, making it user-friendly even in low-light conditions. Other information Package Contents: 3 x Car Charger