HITOP-Fish Hitop 50W 100W 300W Adjustable Aquarium Heater, for 5â'¬" 50 Gallon Fish Tank (100W for 10~30 Gallon)

Hitop 25W/50W/100W/300W Adjustable Aquarium Heater, Submersible Glass Water Heater for 5 – 70 Gallon Fish Tank (100W)

PAIZOO Fish Tank Digital Thermometer Accurate LED Display to ±0.9°F Tank Thermometer Aquarium Temperature Measurement Suitable for Fish, Axolotl, Turtle or Aquatic

Tetra Whisper Easy to Use Air Pump for Aquariums (Non-UL)