Qpets Aquarium Heater for 1–3 Gallon Tanks with Auto Temperature Control | 10W USB Submersible Design

Qpets® 10W USB Aquarium Heater is a compact submersible heater designed for 1–3 gallon fish tanks, providing stable, energy-efficient heating for small aquatic environments. With precise temperature control that maintains a consistent 78–80°F (25–27°C), it supports the health of tropical species such as bettas and guppies. The USB-powered design offers flexible operation using wall adapters, power banks, or computer ports, while the 35.4-inch cable allows convenient placement. Its fully submersible waterproof body and built-in overheat protection ensure safe, reliable performance in both freshwater and brackish tanks. Ideal for small tanks and desktop habitats, it combines reliable function with Qpets®’ trusted design for everyday aquarium care.

• Compact 10W submersible heater fits 1–3 gallon aquariums without taking up swimming space.
• Maintains a stable 78–80°F (25–27°C) temperature range suitable for tropical fish health.
• USB power compatibility enables use with adapters, power banks, or computer ports.
• Features a 35.4-inch cable that allows flexible installation and safer power placement.
• Constructed with waterproof sealing and automatic overheat protection for safe operation.