GEX Cooling Fan Dedicated Electronic Thermostat FE-101

This is the GEX electronic thermostat specifically for cooling fans, model FE-101.

It prevents overcooling of water temperature by the cooling fan.

[Brand] GEX
[Model Number] FE-101
[Compatible Wattage] 1W - 100W
[Control Temperature Range] 15 - 35℃
[Other] Requires a cooling fan for ornamental fish (sold separately).

Used for 2-3 years, only during the summer.
The suction cups have deteriorated and do not stick, but it is otherwise in good working condition.
This is a used item, so please only purchase if you understand this.

Thank you for looking.