The Robinair ACS-250 Wirelessly gathers and transmits vehicle year, make and model information to your Robinair A/C machine. The data is used to find the correct refrigerant charge amount, oil type and oil amount so systems are serviced properly. The dongle also reads generic OBDII fault codes to assist in diagnosing issues within the vehicle's A/C system.

The ACS250 works with Robinair Connected ACS machines 34998 or AC1234-9. VCI will also work with Robinair 34288NI, 34788NI, 34788NI-H, 34988NI, and AC1234-4 if the machine has the Wi-Fi/Bluetooth dongle already installed (software update may also be required). Wi-Fi/Bluetooth dongle included with 80211VCI Wireless VCI master kit. Vehicle capacity database sold separately.