Hai Bo hydrometer can be used to quickly measure the aquariums salt level and specific gravity Scale has safe zone indicator to easily read and to take corrective action if reading is outside range Dry-measurement model to avoid touching aquarium water

• PERFECT NEW HYDROMETER SALINITY TESTER INSTRUMENT SALTWATER MARINE REEF FISH
• HAI BO HYDROMETER SALINITY TESTER
• TEST THE SALINITY (SALT LEVEL CONTENT) FOR SAFER WATER CHANGES FOR MARINE KEEPER OF SALTWATER LIFE.
• Hai Bo hydrometer can be used to quickly measure the aquariums salt level and specific gravity Scale has safe zone indicator to easily read and to take corrective action if reading is outside range Dry-measurement model to avoid touching aquarium water
• [Specification] Long: Long 19 cm × 7.5 cm × height 1.5 cm thick

PERFECT NEW HYDROMETER SALINITY TESTER INSTRUMENT SALTWATER MARINE REEF FISHPerfect