Anyone using one of these? Been thinking of getting one for a while now. Saves having to wire it your self and comes with a waterproof prob. which I'm thinking could go in a 4l bottle of water which would equal the fermenter?DIGITAL THERMOSTAT for HOME BREWING
http://www.ebay.com.au/itm/270785047717?ss...1423.l2649#shId
Looks like a good option for temp control