[black]
Use:
Connection:
1. Black cable: negative pole;
2. Red cable: positive pole;
3. Blue cable: speed signal;
4. Yellow cable: backlight line
Instructions:
1. Press and hold the black button on the back of the meter for 3 seconds to enter the setting mode (no operation after 3 seconds ends the setting mode);
2. After you enter the setting mode, press and hold the button, the value will be gradually increased. Press the button again after releasing to gradually reduce the value;
3. After you set the desired value, it is automatically saved after the button has been released for 3 seconds. If it does not match, please reset it;
4. Short press the black button will adjust the color of the backlight, a single color can be adjusted and the color can be switched automatically.
Specification:
Item Type: Tachometer
Material: ABS + PVC + stainless steel.
Background color: red, green, blue, white, yellow, cyan, purple (adjustable)
Signal: speed pulse.
Range: 0-7000 rpm.
Working voltage: 9-32V DC.
Installation Diameter: Approx. 85 mm/3.35 inches, and make sure there is at least 55 mm/2.17 inches space behind the dashboard
Working temperature: -30°C to +75°C.
Storage temperature: -40°C to +80°C.
Applicable scenarios: suitable for cars, engines, boats, motorhomes, yachts, machinery, etc.
Package list:
1 x tachometer.
1 x manual (English language not guaranteed).
1 x screw cap.