| Material: nickel chrome wire Size: 5.5x2cm/2.17x0.79inch Package includes: 1 fish tank heater Features: 1.USB heating rod, the temperature is adjustable from 18 to 34 degrees, and it will automatically power off when it exceeds 36 degrees. 2. Mini size, save aquarium space, more beautiful. 3. Digital LED display, the adjustment accuracy is 0.5°C or 1°F, the display accuracy is 0.1°C, and the operation is simple. 4. Made of nichrome wire, durable and safe. 5. Suitable for fish tank, mini tank, turtle tank, horned frog, pet drinking water, etc. Instructions for use: 1. After turning on the power, put the heating rod tube into the In water, the controller display shows 88.8, then the | |