This mini USB aquarium heater is a compact heating tool designed for small aquariums up to 25 litres. It maintains a fixed water temperature of 26°C with a built-in smart chip and high-sensitivity temperature sensor for precise control and minimal temperature fluctuation.
The heater features a thermostat rod constructed with black gold sand material, delivering even heat distribution across your aquarium. This design keeps your aquatic pets in a stable and safe environment without risk. The 10W power consumption is low-energy and efficient, reducing running costs.
The USB interface connects easily to a mobile power supply or standard power adapter for flexible setup options. Its compact design fits neatly inside small aquariums without taking up valuable space, making it ideal for tabletop setups and nano tanks.
Key features:
– Fixed-point thermostat at 26°C
– High-sensitivity temperature sensor
– Compact size for tanks under 25L
– 10W low power consumption
– USB rechargeable/powered connection
– Even heating with black gold sand construction
– Minimal temperature variance
Connect the USB cable to your power source and place the heater in your aquarium. The smart chip automatically regulates temperature, so you can maintain optimal conditions for your fish without manual adjustment.

















