Zoomed has a yellow one that runs about $7 but think the Acu-rite is worth the little bit extra since it will measure the cold side temp and the temp on the end of the sensor.
I just set Swordtail's timer for his bath and paused it so I could actually fill his soaking bowl up and he crawled over my phone and canceled the timer
Mirage came out of brumation on April 26. He was doing great. On May 2 he started acting funny. We just redid his tank, and he keeps going into one of his hides. He just lays there. He shows no intrest in food. HELP!