Feature: 1. Made of PTC heating material, whic is small in volume with fast heating speed, is good at energy saving. 2. You can turn off or turn on the heating function anytime and anywhere through the mobile APP. 3. In winter, T1 is a hard heating rod, in spring, summer and fall, T1 is a remote temperature monitor and temperature anomaly alarm to protect your fish anytime. 4. The working status and temperature history data of the heating rod are stored in the cloud, click on the APP to know how many times a day the heating bar is heated, and how long it is heated at a time. 5. Heat sensitive probe, accurate temperature control, when temperature alarm, it will immediately stop heating, prevent hot scald fish. Specification: Condition: 100% Brand NewItem Type: Aquarium HeaterMaterial: PTCColor: As Picture ShownHeating Rod Length: Approx.13.8cm/5.4inHeating Rod Width: Approx. 6.8cm/2.7in Heating Rod Thickness: Approx. 2.2cm/0.87in Thermostat Length: Approx. 11.8cm/4.6in Thermostat Width: Approx. 7.5cm/3.0in Thermostat Thickness: Approx. 2.7cm/1.1in Suitable Aquarium Length: Approx. Under 1m/3.3ftSuitable Fish Tank Capacity: Approx. 100-200LWeight: Approx. 1068.0g/37.7ozVoltage: AC220-240v50-60HzTemperature Control Accuracy: ±1℃ Temperature Control Range: 20℃-35℃ Control Mode: Relay Suitable Type: Fish Tank. Package List: 1 x Heating Rod1 x Wire2 x Suction Cup8 x Glue Stick1 x Manual Note: Regular cleaning: It is recommended that the heating rod should be used for about 2 months to clean the cover impurities of the heating plate, especially in areas with hard water quality, and the cleaning cycle should be shortened accordingly.Impurities attached to the heating plate will reduce the heating efficiency1. When cleaning the heating rod or the fish tank, please cut off the power and clean the heating rod after it cools down;2. If there is any abnormal heating rod, please submit it to professional maintenance personnel for repair;3. The control box should be waterproof, as water may cause damage to the equipment.