Offers and recommendations:

DIY-Kit CO₂-Guard 48,85EUR* 35,70EUR*		Sensoren am Arduino: Mit Sensoren den Arduino zum Leben erwecken 27,50EUR* 5,00EUR*		OBD-2 Y-Adapter to 2x OBD-2 Jack		OBD serial RS232 KL diagnostic interface Webasto (Thermo Test)

Highlights:

WBH USB 8 diagnostic interface The latest model with the popular protocol interpreter for VAG vehicles		UltraGauge EM Plus OBD II Scanner and display for data during your drive.
ANCEL X7HD Tablet for the diagnosis of commercial vehicles and trucks including service reset		Kit CO2-Guard Kit to build a CO2 traffic light for monitoring the indoor air quality in the office or school. With IoT connection.