10W Controllable Mini Heater for Micro Aquarium


10W Controllable Mini Heater for Micro Aquarium


Availability: Only 3 left! Restock expected in 4-6 weeks.

10W Controllable Mini Heater for Micro Aquarium

World's Smallest Thumb-sized Heater!

This may be the world's smallest heater on the planet! With its thumb-sized design, controllable features, dry-run and overheating protection, and quartz glass construction, this compact heater is the ideal choice for tanks of 1-2 gallons.


  • THUMB SIZE – 2.36” (6cm) in length. Perfect for your MicroTank® and betta tanks. The innovative mini-sized takes up less space, easy to hide, and adjustable from 64-93F.
  • ACCURATE TEMPERATURE – Thanks to the intelligent inverter technology in the thermostat, the temperature accuracy is 1F more accurate than the traditional knob-controlled heaters.
  • DUAL TEMPERATURES DISPLAY – The current temperature and the set temperature.
  • DRY RUN / OVERHEATING PROTECTION – Out of water shut-off and overheating shut-off when temperature exceeds 97F with error code indicator.
  • MEMORY FUNCTION – Stored last temperature setting and resume on power reset.
  • COMPATIBILITY– Suitable for fresh and saltwater aquarium of 1-2 gallons but also work for turtles, pet fountains, and plant seedling.


  • Color: Black
  • Material: Quartz Glass, Nickel Chrome Wire
  • Wire Length: 4-ft
  • Power Consumption: ~10W
  • Input Power: USB 5V/2A, 110-130V (US Plug)

Package Content:

  • 1x Heater Unit
  • 1x Suction Cup Holder
  • 1x 10W USB Power Supply
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