Ancel AS100 Car Fault Detector OBDII Engine Fault Light Clear, AS1001. The size fits comfortably in the palm of your hand, so that you can carry it anytime and anywhere. 2. Function: Turn off engine warning light Read code Erase code I M readiness Smoke emission check Engine EPC check View freeze frame Live data stream Vehicle info 3. Easy help car owner find vehicle engine fault and give repair solutions. 4. Language: English, German, Spanish, French, Italian, Dutch, Polish, Finnish 5. Voltage: 12V Specification: