A dash cam can give you reliable proof of what happened, and Rove’s R2-4K is currently on sale for $71.99 ($48 off), an all-time low price at Amazon, and $89.99 ($30 off) from Rove. I tested a previous-generation Rove dash cam, and was happy with the quality of its recordings and ease of use. Rove R2-4K $ 72 $ 120 40 % off $ 72 Rove’s R2-4K is a dash cam that can record 4K video, automatically create a clip if it detects an impact, and tag clips with information about your driving speed, location, the time, and date. If the dash cam stops recording, it’ll announce that so you can see what’s wrong. Hopefully you’ll never have to use Rove’s R2-4K for anything important, but it’s handy to have just in case.