1.Mobile phone Bluetooth connection meter projection function without IOS phone and Android phone install APP. Bluetooth name: METER-CJ**** 4 digits randomly change behind;

2.  Four main interface free switching; key + TP full touch function, a key lock screen function

3. Multimedia function: FM radio playback; 4. Instrument working voltage width: DC12-150V

5.; Amplifier output 8W/4 ohm * 2-way, USB software upgrade function;

6. Meter lithium and lead-acid power display universal;

7. Pixel: 480 * 1280, protection grade: IP65, use range: -20 ° – + 70 °

8. Background can be set: power, voltage, speed adjustable, Chinese and English can be switched, public English mileage switching, power and speed display switching, remaining mileage optional, view software version number etc.