BN-LINK Digital Temperature Controller Thermostat Outlet with Heating Cooling Mode, 2-Stage Outlet Thermostat Controller Plug for Reptiles Aquarium Carboy Homebrew Breeding Fermenter Seed Germination T10 bee09 - Natural earth-formed volcanic lava

- Natural earth-formed volcanic lava pumice stone

5" x depth 4

Medium (14

meet with American health standards

improving overall breathability

BN-LINK Digital Temperature Controller Thermostat Outlet with Heating Cooling Mode, 2-Stage Outlet Thermostat Controller Plug for Reptiles Aquarium Carboy Homebrew Breeding Fermenter Seed Germination T10 bee09 - Natural earth-formed volcanic lavaBN LINK Digital Temperature Controller Thermostat Outlet with Heating Cooling Mode, 2 Stage Outlet Thermostat Controller Plug for Reptiles Aquarium Carboy Homebrew Breeding Fermenter Seed Germination Product Features Accurate Automatic Temperature Control Set your target temperature and let the controller automatically power connected heating or cooling devices on and off to help maintain a more stable environment. Heating & Cooling in One