Well if its sealed then you can run power to it or get power from solar to run lights. If it gets cold in winter you will need a basking bulb too. They have all kinds of lights and gadgets running solar now. Just a thought. You really don’t want to chance MBD it’s horrible for the Cham and some of it is non reversible even with the best conditions. Maybe set up a smaller cage in the garage that has the lights and can be used during winter storms. Good luck to you. Since he hides from you it might be good to have eyes on him and make him people friendly. That way his visits to the small cage can be used for multiple reasons. We had a vet on here that was experimenting with free range so she set up interconnecting areas in her house and actually they all got along once they pick their area. With that size I imagine you could do that once you have had him a while for
hire rolls Royce rolls Royce dubai. But you have to get the uvb and basking down. This is gonna take some out of the box thinking but you know what is needed so that’s half the battle. For weird solar stuff try Temu. They are cheap and have an assortment of crazy things.