Review on 🚗 iKiKin OBD2/GPS Dual Systems Car Head Up Display: Digital GPS Speedometer with Compass, Brake Test, Fault Code Reader, Engine RPM, OverSpeed Alarm, and Water Temperature - Suitable for all Vehicles by Dezz Charmin

As a result of using this product, I found that the readings were highly inaccurate and inconsistent. The temperature gauge was particularly unreliable, varying wildly from the actual temperature in the car. The build quality was also subpar, and the unit fell apart within a week of use. On the plus side, the setup was relatively easy and the price was affordable. In general, however, I would not recommend this product to anyone in need of reliable car electronics.