Solar powered chicken coop, light, auto open door, etc. This is cool but my not so smart chickens would get locked outside because they don't know when sunset is I guess cause they are always out when I get home at midnight.
Car Door Auto Noise Guard Rubber Seal Strip B type. This product can effectively reduce the noise form out side of car Depend on your car model. This product might be short to your car trip, but it will works for reduce the noise from outside.