Universal 12V LED Display Voltage Automotive Dial Car Voltage Current Meter Volt Monitor

About this item2-in-1 current voltage meter, real time monitoring battery of vehicles, remind you of charge or repment in time, better avoid emergent dead battery at starting car engine!High temperature resistant,Made of flame retant ble ABS plastic and good conductivity pins with blamatte surface treatment, wear and tear resistant for lasting bility,NOT WATERPROOFManual: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 ture.And is very easy to Install.Require external power supply; with red connection protectionPanel Flush Mount and Easy to Install, size of 1.15" diameter, ,Comes with 3 terminals.with Twist & Lofastener for stable mounting, Fits to almost all panel locations you desired!Note: 10A below (include 10A), built-in s, does not require external s Over-current,Over-volt and Short Circuit Protection, well protects the whole circuit, fits for most 12-24V Boat Marine Vehicle Motorcycle TruATV UTV Car Camper LED Round Panel