- Floating hydrometer & thermometer
- Length - 19cm
- Easy, accurate readings of temperature and specific gravity
- Suitable for use in saltwater aquariums
- Brand: aqua one
This is a Glass Floating Hydrometer & Thermometer for Salt Water Aquariums Aqua One. Aqua One Hydrometer with Thermometer Glass provides an accurate reading of temperature and specific gravity. Green indicators show a safe range of saltwater level and temperature for most saltwater species.