Aquarium Heaters & Chillers
10W USB Powered Aquarium Heater, Compact & Portable, IPX8 Waterproof, Low Voltage (USB Compatible), Energy-Efficient, Suitable For Small Fish Tanks, Nano Terrariums, Terrestrial Tanks - No Battery Needed, Ideal For Home/Office, Stylish Design, Durable Structure, Waterproof Heater 