You get what you pay for. I had a Jumpstart like tstat once I used in a pinch and it failed in the on position with little use. Others have had good luck with them though. Because of my experience I will never use or recommend them again. I run Herpstat.
Use the search feature and learn all you can about your new responsibility. They are not exactly hard to keep but if you do it wrong if can be a huge pain and expense. Exotic vets aren't cheap.