Car charger with two USB ports and LED display. It allows you to charge up to two devices at the same time. Dual USB port allows you to charge up to two devices at the same time. Built-in LED display indicates the current supply voltage in the cigarette lighter socket. Built-in security system, e.g. against overheating and overcharging, ensures protection of the device being charged and guarantees safety of use. Universal: works with approx. 95% USB cables and smart devices. Compact size allows you to easily store the product in the glove box when not in use. Specification: Input: DC 12-24V USB output: 5V / 3.1A Material: ABS + PC Size: 6.2 * 3.6 * 2.6 cm Weight: 21g