Pico Technology TA467 insulation tester and digital multimeter.
It is designed specifically for high-voltage vehicles, conforming to EN61010 CAT III 1000V and CAT IV 600V safety standards.
The device measures insulation resistance up to 2.00GΩ at 250V, 500V, and 1000V.
Additional functions include AC/DC voltage and current (True RMS), resistance, capacitance, frequency, and temperature.