Stop us if you’ve heard this story before: you’re driving along when a light comes on in the dash on your car. Your service manual doesn’t help at all, so you take a day off of work and bring your car into the dealer… only to find out that the mysterious light on your dash only came on because you forgot to put your gas cap back on after you filled up earlier that week. The cost of your little mistake: Falling behind at work, and $150 for two hours of labor at your car dealer.

With the ELM327 OBDII Car Auto Diagnostic Scanner Adapter Reader from PWOW, you’ll never have to deal with scenarios like this again.

PWOW’s great little adapter plugs into your car’s standard OBDII port and then connects to your iPhone or Android smartphone over Wi-Fi. Once you’re connected, you can see all kinds of incredible data that’s updated in real time, and you’ll also see any and all error codes that your car is kicking out, along with explanations of what each error means.

The cost of all this great functionality? $14.59 shipping from Amazon.

PWOW ELM327 OBDII Car Auto Diagnostic Scanner Adapter Reader, $14.59 with free shipping

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