According to sales description. More connectivity instructions requied in order to work properly .The item was delivered with the appropriate package. It is very good to control the temperature in aquariums I suggest it

Sep 18,2018

Very fast shipping and very good product ,good quality and low price!
good product for my water aquarium.

Sep 09,2018

immediate service fast delivery of the product !!! thanks very much the gearbest for this product does a great job for which it is made

Jun 22,2019

muy sencillo, práctico para control únicamente la refrigeración en mi caso el precio es muy económico

Sep 25,2018

Just received, very nice as described!

Nov 16,2018