▶Wifi and Free APP: Pair the aquarium temperature controller with your phone via 2.4GHz Wi-Fi, the device will alarm if there are exceptions. And all exceptions will be updated to the APP, the app will push notifications to remind you.(APP: ☞INKBIRD)

▶Dual Protection: The wifi temperature controller is equipped with 2 relays(current relay) to ensure that the power can be turned off under any abnormal circumstances, will protect your fish from being hurt by overheated water.

▶Continous Heating Alarm: The heating time can be set according to your needs from 1 hour to 72 hours. The controller will alarm once the water can not be heated to the setting temperature within the specified time. The temperature setting range is 20.0℃~35.0℃/68.0℉~95.0℉ and the measure temperature range is -40℃~100℃/-40℉~212℉.

▶Easy to use: Plug and Play. The 10A 1200w programmable and prewired aquarium thermostat is compatible with most kinds of heaters, no need to assemble the product yourself, just plug and play.

▶Dual probe for safety: The aquarium heater controller will alarm once the temperature difference between 2 probes is more than 5℉(3℃), and the app will push a notification at the same time.To protect your fish in a more safet environment.