Universal Electronic Clock Thermometer Voltmeter IP67 3 in 1 12V Electronic Gauge for Motorcycle

Red + (positive) battery, green - (negative) battery, black + (positive) after key.

Show Original Super clock what you need in the car interior panoramic view design brightness 10 stars I RECOMMEND THE SHOP ALREADY depending on you guys how you will install do not confuse the most important wires RED + GREEN - (DC 12 VOLTS) AND BLACK IS RESPONSIBLE FOR THE IGNITION TO PLUS +

Show Original Super clock what you need in the car interior panoramic view design brightness 10 stars I RECOMMEND THE SHOP ALREADY depending on you guys how you will install do not confuse the most important wires RED + GREEN - (DC 12 VOLTS) AND BLACK IS RESPONSIBLE FOR THE IGNITION TO PLUS +

Show Original Super clock what you need in the car interior panoramic view design brightness 10 stars I RECOMMEND THE SHOP ALREADY depending on you guys how you will install do not confuse the most important wires RED + GREEN - (DC 12 VOLTS) AND BLACK IS RESPONSIBLE FOR THE IGNITION TO PLUS +

Show Original While everything is working. Shows exactly. I use it for a boat. Satisfied with the product.

As in the description

All ok

Show Original Everything is working. Cr. and Cher. Plus, Zel. Minus.

How does the seller advertise?

Show Original Everything came, the goods are satisfied