Hygger compact oval shape aquarium heater, is specially designed for small fish tanks use, for betta or turtles.

With a plastic guard, gaps width on it is about 6-7mm, no fish can go in, so no worries for fish stuck or burned.

Other features of the fish tank heater

• Compact and small
• Fast heating and reliable
• With 2 strong suction cups
• External temp controller
• Built-in thermometer
• Led digital display
• Auto shut off when out of water
• Over temperature protection
• The aquarium submersible heater is suitable for use in fresh water and saltwater, can be used for almost all kinds of small fish tanks
• such as square, cylinder shaped or bowl tank, tank made of glass, acrylic or plastic.
• How to use the temperature setting?
• Please press the button on the controller over and over, the set temp digits will go circularly from 63 to 93, when you set it to the digit
• you want, stop and wait the led flashing for 3 times, then the setting is done and the led will go on display the water temp.
• Digits: water temp/set temp
• E1: heater is out of water
• HH: water temp is over 95℉

Use directions

• Keep the heater fully submerged in water.
• Don’t bury the heater under substrates such as gravels or sands.
• Keep the external temp controller away form water.
• Don’t take the heater out of water directly when it’s heating.
• Keep water circulation as far as possible.

Specification

• Voltage: 110-120V/60HZ
• Heater tube material: quartz glass
• Plug: two-pin US plug
• Power cord: 5ft
• Dimension: 2.7x1.4x 4.5 inch
• Temp control range: 63-94℉
• Size: 50W (1-6.5 gallon), 100W (6.5-13 gallon)