【Super Mini，USB Aquarium Heater】USB heater, output voltage 5V, more convenient and safe to use, plug adapter not included. 10W aquarium heater is very small and short with its length of 1.6in/4cm, so ...

🐬【Explosion-proof Quartz Material】The submersible aquarium heater is made of high-quality quartz glass tube, it's very durable and explosion-proof, this fish tank heater can be used for saltwater and ...