I had 2 remote keys for my car one of them wouldn't work at all and I he other was very low I was having. Trouble getting my car started. I met up with some one from unlock a lock and they ran some test on both keys one key would off set the other. And not work at all so he gave me. A. Free battery that day so I would be able to get home and Start my.car with no problem a nd. The next day I got a new key programmed both keys had everything fixed it could have. Been worse for me if I waited longer but I am very satisfied with how he handled everything Nd helped me.out very friendly helpful and professional.