Defresit Aquarium Heater,10 W Mini Aquarium Heating Rod with Thermostat, USB Fish Tank Heater Thermostat Aquarium Turtle Heater for Small Aquariums for Salt Water and Freshwater(Small Fish Tanks)

Product description

• 1Top Quality Materials: Crafted with high temperature resistant materials, our Aquarium Heater ensures safety and dependability.
• The automatic constant temperature feature of this heating rod offers a stable and comfortable environment for your aquarium pets.
• 2Improved Fish Tank Comfort: Our Fish Tank Heater employs groundbreaking fixed point temperature technology with built-in smart control, maintaining a constant temperature of 26°C, ensuring the well-being and comfort of your aquatic animals without the need for manual adjustments.
• 3Convenient USB Design: Utilizing a USB power supply plug design, it comes with a 130 cm power cord. It can be connected and used with a mobile phone charger or a portable power source, making it highly convenient.
• 4Highly Efficient & Durable: Constructed from black gold sand material, this Heating Rod guarantees consistent and evenly heated water, providing a safer and more stable environment for your fish.
• Additionally, its energy-saving feature and advanced heat conduction ensure a lengthy lifespan without the risk of explosion. 5【Attention】
• 10W: Suitable for up to 3L water . Heating indicator: Red light = actively heating. If touched shortly after power-on, the heater will feel distinctly hot.
• Post-heating: Green light = maintaining constant 26°C (ideal for most fish). Important: Water at 26°C feels cool to human touch. Always use a thermometer to verify temperature — do not rely on hand sensation, as the water will simply feel cool.