Frienda 2 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

description About this item 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 See more product details