USB 10W Mini Aquarium Heater – Digital Display, Adjustable Temperature, for 1–5L Fish Tanks

Keep your aquatic pets safe and comfortable with this compact 10W USB aquarium heater. Designed for tanks up to 5 liters, it features precise digital temperature control, an easy-to-read display, and safety functions such as overheat protection and memory recovery. Its mini size makes it discreet and easy to install, while the USB power option ensures low-voltage, energy-efficient operation. Perfect for betta fish tanks, turtle setups, and even indoor plant propagation.

ULTRA-COMPACT DESIGN: Measuring just 5cm in length, this heater is easy to conceal in small tanks without disturbing your aquarium setup.

USB POWERED FOR SAFETY: Operates with a 5V/2A USB power source (adapter not included), providing a low-voltage and safe heating solution for your fish.

ACCURATE TEMPERATURE CONTROL: Built-in chip and digital display offer precise temperature regulation between 18°C–34°C or 64°F–93°F, depending on model.

SMART MEMORY & SAFETY FEATURES: Automatically stops heating if water gets too hot and resumes previous settings after a power outage.

VERSATILE USE: Suitable for 1–5L tanks and works in both freshwater and saltwater environments. Also ideal for turtles, pet fountains, and plant seedling care.

SPECIFICATIONS:

Material: ABS, Heating Element

Power: 10W

Voltage: 5V/2A (USB Powered)

Temperature Range:

Celsius Model: 18°C–34°C

Fahrenheit Model: 64°F–93°F

Smart Display: Yes, with memory and overheat protection

Recommended Tank Size: 1–5 Liters

Wire Lengths:

USB to switch: Approx. 30cm

Switch to heater rod: Approx. 100cm

Heater Size: Approx. 5cm length

Included: 1 x Aquarium Heater (Style as selected)