Features:
10W, specifically designed for small fish tanks under 5L.
USB powered. 5V 2A power supply required.
Precise and constant temperature. Once set the temp will be saved.
Overheating protection. Temperature range 15-34 degrees.
External controller means you wont get your hands wet when adjusting temp.
Suitable for freshwater and saltwater.
Ideal for: Turtles, Fighting fish, Guppy, Goldfish, Neon Tetra, Gourami, Peaceful Betta, Pterophyllum, Dwarf Gourami, Pterophyllum Scalare, Betta Smaragdina, Koi, Corydoras, Anabantoidei, Paradise fish, Clownfish, Swordtails.

What's in the box
1x USB Aqaurium Mini Heater