4 Pcs DC 12V Waterproof LED Digital Display Voltage Gauges Round Panel Car Voltmeters with Terminals Waterproof Voltmeter Battery Tester with Blue Light for Boat Marine Car Motorcycle

Features:

How to use:
The LED voltage gauges are easy and convenient for you to use, you only need to use a hole opener to open the hole of your car, put the voltmeters into the hole, and then tighten it with a threaded fixing ring.

Clear display:
The round panel voltmeters are designed with 3 bits LED displays with blue light, which can help you keep abreast of the battery charge and discharge status in time and remind you to charge or replace.

Specifications:
Material: ABS
Color: as picture shown
Size: about 1.5 x 1.6 x 1.1 inches
Input voltage: 12V
Voltage measurement range: 6-15V
Battery measurement status: green-full battery. Orange-half full battery. Red-low battery

Package includes:
4 x Waterproof LED DC digital display voltmeters
8 x Insulated terminals

Warm notes:
Due to the differences in lighting and screen settings, the color of the items may be slightly different from the picture.
Due to different manual measurement methods, please allow slight size differences.

What you will receive: package includes 4 pieces DC LED digital display voltmeters and 8 pieces insulated terminals, adequate quantity can meet your daily usage and replacement, and you can share them with others
Reliable material: the 12V waterproof LED digital display voltage gauges are made of ABS and use flame-retardant materials, which is durable and sturdy, waterproof and wear-resistant, supporting a long time application
Size details: the round panel car voltmeters are lightweight and portable, each voltmeter is about 37 x 41 x 29 mm/ 1.5 x 1.6 x 1.1 inches, suitable size will facilitate your use and you can store them without taking up much space
Practical function: with reverse connection protection, the blue light voltmeter battery testers can be applied to monitor the battery voltage, and timely grasp the state of your battery voltage to prevent failure; And the terminals are applied to protect the power line and fuse overload
Widely applicable: the voltage gauge with terminals are suitable for most kinds of 12V voltage vehicles, such as automobile, motorcycle, bus, caravans, trailer, ship, boat, yacht and so on