ITEM NAME:glass seawater Thermometer Aquarium Thermometers seawater Salinometer N8G7 glass seawater Thermometer Aquarium Thermometers seawater Salinometer N8G7 100% brand new and high quality Material:Glass Color: As shown For Salt Water / Marine Aquariums Easy to use Measure both Temperature and Specific Gravity of the water Green indicators are ideal range of water temperature and specific gravity for most salt water / marine aquariums Instruction:Place the hydrometer into water, and let it flow freely in the water If water level below the green indicator means more fresh water is required If water level above the green indicator means more salt water is required Size:20cm/7.87" Quantity: 1 Pc Package: 1 x Salinometer Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm..Green indicators are ideal range of water temperature and specific gravity for most salt water / marine aquariums.
