When winter comes, many fishes and turtles need a warm environment to spend the winter safely. In order to give your cute fish a warm and safe living environment, we design this high security heater. If you are looking for a high quality heater for your cute fishes and turtles, then order now and bring our heater back home, it will be a best gift for your aquarium. Notices 1, Before powering, make sure the heater is completely submerged in the water. 2, Before removing the heater out from the water, make sure the heater is unplugged to avoid dry heating. 3, Please NOT put the aquarium heater into the sand as this will cause INACCURATE heating. Size: White：300W-23.2CM, 500W-23.2CM, 800W-27.5CM, 1000W-27.5CM, 1200W-27.5CM Black：300W-23.2CM, 500W-23.2CM, 800W-27.5CM, 1000W-27.5CM, 1200W-27.5CM Package contains ·1 x heater with 1 x suckers Precautions: Delivery Time 15-20 days.Please contact us if you cannot receive the order after 30 days. If you have any questions, you can get in touch with us by email, we will give you a satisfactory answer within 24 hours; We have a variety of styles of Aquarium Heater. If you have time, welcome to our shop to buy, we will do our best to serve you.