- Low power consumption
- Bright red LED display
- Built-in USB port for charging your small devices such as a phone or tablet
- Black ABS casing
- USB maximum output current: 2.1A
This 2-in-1 voltmeter plugs into your car's auxiliary power outlet to provide a readout of the car battery and a USB port for charging your small devices such as a phone or tablet. It is easy to install, has very low power consumption, and features a bright red LED display.
What readout is normal for a car battery?
After starting the car and engine is running (not driving), your car battery is healthy when the LED displays:
Between 13.5 to 14.5 (12V Car)
Between 26.0 to 28.0 (24V Car)
When the engine off, and nothing turned on, your battery is healthy when the LED displays:
Greater than 12.0 (12V Car) or 24.0 (24V Car)
Specifications:
Material: ABS
Casing Color: Black
LED Color: Red
Output voltage: 5.0V
Maximum output current: 2.1A