Aquarium Heater Aquarium Temperature Control Small Submersible Heaters 40JAOOTDTYfeatures: LED digital display, the adjustment accuracy is 0.5°c or 1°f, and the display accuracy is 0.1°c, simple operation. Made of nichrome wire, and safe. Mini size, saving aquarium space, compact and beautiful. Suitable for aquariums, mini tanks, turtles, horned frogs, animal drinking water, etc. USB Heating Rod, the temperature can be adjusted from 18-34°C, automatic, high power off when the temperature is over 36°C.Specification: Material: Nichrome WireColor: BlackSize(Approx.): 5.5x 2cm/2.17x0.79inch, LED Display 6.5x 3cm/2.56x1.18inWeight(Approx.): 140gPackage Included: 1 x Mini Aquarium HeaterNote: 1. Please allow 0-1cm error due to manual measurement. Pls make sure you do not mind before bidding.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!