Hikari Aquarium Solutions Accuprobe Hydrometer

Features

• "Dry Hands" design avoids contamination of aquarium or water sample
• Takes a more "True" water sample at a 6" depth avoiding inaccurate surface sampling
• Accurate to +/- 0.001 specific gravity units
• Wide range of specific gravity and salinity (PPT) measurements
• Auto-Temperature correcting design
• Durable construction for extended life
• Designed to give a temperature- corrected reading in warm water aquariums 68 F to 85 F
• Readings can be taken by holding the meter inside the aquarium by the self leveling hanging device or by taking the meter out of the aquarium and placing on a level surface
• Automatically collects perfect sample size by leveling off sample at top of dam
• Self-Leveling, hanging device included