DC12V Car Motorcycle LED Digital Display Voltmeter Round Panel 5-48V Voltage Meter Tester Gauge Waterproof for Boat Marine Vehicle Motorcycle Truck

Specification
-It works for 12v-24v, mini size and easy to install, work great for checking voltage, not recommend to use the voltmeter in a 24V car like truck/ lawnmower
-Twist-and-lock system Display: 3-bits, LED digital tube, Lamp display is Blue,Red,Green
-Universal for: motorbike car/ boat/ ATV/ UTV/ camper/ caravans/ travel trailer etc
-Mounts in a 1-1/8" hole in panels up, 025" thick, a nylon retaining nut holds the meter in place
-Fit most of applications, such as: marine cockpits, Caravan applications, trucks ,voltmeter is high quality with completive price, it's the best choice for your battery

Feature

-2-in-1 current voltage meter, real time monitoring battery of vehicles, remind you of charge or replacement in time, better avoid emergent dead battery at starting car engine!
-High temperature resistant,Made of Eco-friendly & flame retardant durable ABS plastic and good conductivity pins with black matte surface treatment, wear and tear resistant for long lasting durability,CE Certification.NOT WATERPROOF
Manual:This is the only 2-in-1 current voltage meter that didn't come with Installation Notes,but We show the wiring diagram in the product picture.And is very easy to Install.Require external power supply; with reversed connection protection
-Panel Flush Mount and Easy to Install, drill size of 1.15" diameter,,Comes with 3 terminals.with Twist & Lock fastener for stable mounting, Fits to almost all panel locations you desired!
Note: 10A below ammeter (include 10A), built-in shunt, does not require external shunt Over-current,Over-volt and Short Circuit Protection, well protects the whole circuit, fits for most 12-24V Boat Marine Vehicle Motorcycle Truck ATV UTV Car Camper LED Round Panel