Simple & Compact, no complaints
No need for an external power supply, as the batteries are built in, so it can be used without an external power supply, even in a competition vehicle Without an external power supply, you need to use Button to turn on the Back light, but the external When the power is connected, it will automatically turn on (It turns on when an input signal is received at the Rotation Sensor, and turns off automatically when there is no signal for a certain period of time ) The external power supply can be used for 9.0-55VDC/9.0-400VAC and a wide range of direct alternating current It can be installed in vehicles without a regulator
The price is also on the cheap side compared to the OEMMeter
