🔋 Frienda Waterproof LED Digital Voltage Gauges – 2 Pieces DC 12V Panel Car Voltmeters for Boats, Cars, Motorcycles – Battery Tester with Blue Light Review

What you will receive: package includes 2 pieces DC LED digital display voltmeters and 4 pieces insulated terminals, adequate quantity can meet your daily usage and replacement, and you can share them with others. Reliable material: the 12 V 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 12 V voltage vehicles, such as automobile, motorcycle, bus, caravans, trailer, ship, boat, yacht and so on.