ANCEL AD510 obd2 scanner is an enhanced version of basic car code readers. It contains full OBDII modes: read codes (mode 1), erase/clear Codes(mode 2), DTC look-up, live data stream(mode 3), freeze frame(Mode 4), O2 monitor(mode 5), on-board monitoring(mode 6), I/M readiness(mode 7), EVAP monitor test(mode 8), vehicle information(mode 9). In addition, it adds a battery voltage detection function to monitor the health status of the battery, which tells you that there’s an aging battery or overcharge alternator. It is equipped with 2.8 inch TFT HD screen, brand new UI, durable hand-held design, silicone protection case and nylon carry bag.