Inkbird ITC-308 Digital Temperature Controller Thermostat with Dual Relay & Sensor Included star_border star_border star_border star_border star_border (4) See the product on Tekdiscover$29.24 Buy it on ebay
Govee Indoor Hygrometer Thermometer 2-Pack H5075 with Bluetooth App Control and Alerts star_border star_border star_border star_border star_border (3) See the product on Tekdiscover$24.99 Buy it on Amazon
Temtop Portable CO2 Monitor - Indoor Air Quality, Temperature & Humidity Meter for Home, Office & School star_border star_border star_border star_border star_border (4) See the product on Tekdiscover$32.99 Buy it on Amazon
Google Nest Temperature Sensor 2nd Gen - Room Comfort & Scheduling for Nest Thermostats, Porcelain White star_border star_border star_border star_border star_border (3) See the product on Tekdiscover$22.99 Buy it on ebay
