【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 ...

Please handle it as soon as possible Black Look & Mini Size to Hide Easily: The 20-watt Betta heater with a 4" long x 1" height heating element design takes up very little space, which could ...