Uniclife Aquarium Heater Preset Submersible with Electronic Thermostat for 10 Gallon Fish Tank Heater 50W Heater for Freshwater Marine Fish Tanks

5~20 gallons fish tanks were recommended. Applicable for freshwater, marine and tropical aquariums. Preset temperature of 78°F: Built-in electronic thermostat, Model PH50 would automatic heating water then maintain the temperature at 78±2° which is an ideal temperature for most of tropical fish. No adjustment needed, so not adjustable, please kindly note before order. Shut-off Automatically: LED indicator light would display red while it’s turned on and heating, will automatic turn off when the preset temperature( 78±2°) was reached. Anti-Shatter：Made of heat-resist thick quartz glass, shatterproof material to keep your fishes safe. UL listed, prevent the risk of fire, electric shock. Small Sized and Submersible: Fully submerge the heater, tightly fix it with 2 strong suction cups vertically or horizontally on the tank. Small size makes it easy to hide and save space.