Niaygoze Aquarium Heater: Adjustable Fish Tank Heater | 10/25/50 Watts Optional | Upgraded Bluetooth 5.0 Connectivity | App Temperature Controller | Used for 1-50 Gallons (25W)

• Upgraded Bluetooth 5.0 link: the fish tank heater can be linked quickly with the mobile app and through the app you can see the working status of the heater stick in real time, no need to run to the fish tank to operate it. Voice alarm, real time alert: The Niaygoze aquarium heater has been set up with safety protection, the phone app will voice alert you immediately if the aquarium heater appears to leave the water and cut off the electricity. Maintain constant temperature for multi-capacity fish tanks: Our fish tank heaters are available in different power levels for fish tanks from 20L to 200L, and the heating stops automatically when the heater bar reaches the specified temperature. You can choose which power the heater is suitable for by using our size chart. Easy to install: the heater features a small footprint and comes with powerful suction cups so you can easily install it anywhere in your tank. Again, this heater is suitable for both seawater and freshwater. High safety with overheat protection: the aquarium heater is fully considered as a safety hazard and is equipped with various protection measures. This aquarium heater will stop working when the water level falls below the minimum water level water temperature exceeds 97F (overheat protection).