Sealey VS925 Lambda Sensor Tester/simulator

Tests Zirconia and Titania lambda sensors and ECU. Suitable for one, two, three and four wire sensors, heated and unheated. LED display shows crossover signal from sensor. Simulates rich or lean mixture signals to check ECU response. Insulation-piercing clip for quick and easy connection plus display to confirm wire identity. Features a low battery indicator and powered by 9V battery (supplied).Model NoVS925Nett Weight:0.42Kg