The STC-1000 is the most popular brand (it does read only in Celsius, but I printed off a conversion sheet to Fahrenheit and have it taped next to the controller for reference), granted it's not like there are a whole lot of different kinds out there.

Easy Snake Trap Using from Hacksaw & coca cola can - Simple DIY Creative Snake Trap That Work 100% - Duration: 12:02. Simple Willderness 6,222,019 views Digital STC-1000 220V All-Purpose Temperature Controller Thermostat With Sensor F eatures : Switch the modes between cool and heat; Control temperature by setting the temperature setting value and the difference value; Temperature calibration; Refrigerating control output delay protection; When mode is set to thermostat, setpoint, SP, will not change and the controller will aim to keep the temperature to within the range of SP ± hy. Much like how the normal STC-1000 firmware works. The thermostat control runs approximately once every second. Running profiles STC-1000 Digital Temperature Controller This mini Temperature Controller is an excellent and convenient multifunction device for controlling temperature in Aquariums. The stability of aquarium tempera Elitech Stc-1000 Operating Instructions Find a wide selection of products from Elitech at low prices as well as a range of pet toys, food, Proster 220V Digital LCD Display Sensor STC-1000 Temperature Controller Excellent piece of kit BUT the instructions that came. and setting it up a breeze mine seems happy operating my greenhouse 3kw fan heater. Here is one of many links to the STC-1000 that I could of used: All-purpose Temperature Controller STC-1000 Auto switch between refrigerating and heating - Amazon.com About the STC-1000 The STC-1000 is a thermo control unit that is used by the thousands in the food, brewing, and manufacturing industries. It is very reliable and accurate. The STC-1000 is a cheap (under $20 USD) temperature controller mass-produced in the far east. The controllers do work, b