Aquarium Heater Rod
Aquarium Heater Rod
The USB Mini Aquarium Heater Rod is a compact and efficient submersible heating device designed to maintain a constant 26°C (78.8°F) temperature in small fish tanks. Ideal for aquariums up to 2.5L, this mini heater ensures stable warmth for fish, shrimp, and turtles. Its automatic thermostat and dual-color indicator make temperature control effortless, while the USB power design offers convenience for home or travel aquariums.
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Specifications
Specifications
- Product Type: USB Mini Aquarium Heating Rod
- Power: 10W
- Input Power: 5V 2A
- Temperature Range: 26°C Constant Temperature
- Heater Size: 8.5 × 1.8 cm
- Power Cord Length: 1.2 m
- Material: Quartz Explosion-Proof Glass
- Suitable Tank Volume: Up to 2.5L
- Water Level Requirement: Minimum 2 cm
- Indicator: Red (Heating) / Green (Stable)
- Applications: Small Fish Tanks, Turtle Tanks, Pet Water Dispensers
Usage Guide
Usage Guide
- Submerge the heater fully in your fish tank before connecting to power.
- Plug into a 5V 2A USB power source (charger or power bank).
- Observe the indicator: red light = heating, green light = temperature stable.
- Ensure proper water circulation for even heat distribution.
- For larger tanks, use two rods (each with a separate power source) to improve heating efficiency.
Shipping
Shipping
We process orders within 1-2 days. You’ll get a tracking number to follow your package. Shipping time is 5-10 Business days

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Automatic Constant Temperature 🌡️
Keeps your aquarium at a stable 26°C to ensure a healthy and comfortable environment for your aquatic pets. The smart thermostat automatically stops heating once the target temperature is reached.
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USB Powered & Safe Design 🔌
Easily connects to a mobile charger, power bank, or adapter using a standard USB plug. The built-in safety protection and explosion-proof quartz material ensure long-lasting and secure use.
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Compact & Versatile 🌊
Mini size (8.5cm) fits perfectly in small aquariums, betta tanks, and even pet water dispensers. Suitable for both freshwater and saltwater setups with a water level as low as 2cm.