I had the same challenge...boat didn't come with transom remote and didn't want to spend $$$ or drill holes to mount one. I got a ANT wireless remote last year and mounted it on the back of the boat. It works great. Used it all last season with no issues
2019 Moomba Craz - Autowake, 3600lb ballast + 400# lead,OJ 945
2015 Monterey 204FSX sold