Every fish species has specific temperature requirements, so keep an eye on your aquarium with an accurate glass thermometer. The Aqua One Glass Thermometer is a must have accessory for any aquarium!

This easy to read thermometer include a high quality silicone suction cup to fasten it in your aquarium. Mercury free for added safety.

Key Features:

• Easy to read
• High quality silicone suction cap
• Temperature range of 0-500
• Does not contain mercury
• Suitable for: Coldwater, Tropical & Marine