Display the DC voltage and current simultaneously by LED digital tube.

With reversed-connection protection to avoid burning when connected reversely.but the max power supply can not exceed DC 30V .

Timely grasp the state of battery voltage, voltage measurement purposes can also be used for other products

shows you the voltage readings and helps you to better monitor car voltage condition. Say Goodbye to Exhausted Battery Before Each Drive!

Features:

Universally fits most DC 12-24V Vehicles, Cars, SUVs, Motorcycles, Bikes, Boats, Marine, etc.

Easy to install,LED display, easy to read.

Built in over current, over voltage and short circuit protection, it well protects the whole circuit. While made of flame retardant ABS plastic shell and good conductivity connecting pins, it is super sturdy and lasts for a long long time. 

Specifications:

Material: Plastic

Color: Black

Display: LED digital display

LED Color: Red Green Blue

Voltage Range: 6-30V DC

Ammeter measuring range: DC 0.1A-10A

Size: 3.7 x 3.7 x 3.2 cm

Hole Size: 2.7 cm round

Fit: 12V-24V Car Motorcycle Boat Marine ATV RV Vehicles

Package List:

1 x LED Digital Round Current Voltmeter