50 W Aquarium Heater
Amazon.com: hygger 50W Mini Submersible Digital Display … 🐠【Compact Small Heater】110-120V/60HZ oval shape design little aquarium heater, fast heating for small fish tank. 50W tank heater is for 1-6.5gallon, 100W tank heater is for 6.5-13 gallon. Heater Dimension: 2.7×1.4x 4.5 inch. The power cord is 5ft, long enough for use indoors. All Glass Aquarium Heater…