60 more then likely... make sure your not buying the LED bulb. Your basking area looks very close to the top screen though. This is why you want to raise the basking fixture up off the top. But you need the new linear UVB.How many watts for a incandescent bulb
Go back and click expand on this post in your thread. She gave you a lot of feedback https://www.chameleonforums.com/threads/my-cham-camilo.180001/post-1627195