ITEM NAME:Classic Defined Fish Tank Salt Water Marine Saltwater Hydrometer B2X9 Classic Defined Fish Tank Salt Water Marine Saltwater Hydrometer B2X9 This Classic hydrometer is an affordable measuring device for marine tanks. It is a economical way to determine salinity. This device is a must have for all marine enthusiasts. It is easy to use and salinity result can be known instantly. Size: 16 x 7.8 x 1.5 cm Accuracy up to 0.001, do sampling test at about 5cm below the surface. Package Includes:1 x Hydrometer 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 +/- 1-3cm.
