TE1 Heat Tray for 1 glass Jar by Amazon.co.uk

• Designed to fit one 2 ltr Glass kombucha brewing jar or a 5-10 litre plastic Kombucha fermenting vessel

• Thermostatically controlled to maintain a liquid temperature approximately 9 deg C above ambient room temperature, giving a fermenting temperature of 22-29 deg C in most domestic environments.

• Low Wattage/Economical Controlled Heat Thermally Insulated Base Safe for Glass or Plastic Containers Easy to clean Heater

• On/Off Light