Coralife Deep Six Hydrometer for Aquariums Puppy Package Let the games begin

Let the games begin

Each battery charge lasts 3-6 months

Uses 9v alkaline battery (not included)

you manually choose the correction level

The waterproof

Coralife Deep Six Hydrometer for Aquariums Puppy Package Let the games beginWith its durable construction and easy to read scales, the Deep Six is guaranteed to provide years of reliable performance. Designed to give temperature corrected readings in warm water aquariums, readings can be read in ppt and specific gravity. The Deep Six is accurate to + 0. 001 specific gravity. Features: Every unit is pre calibrated and individually tested for guaranteed accuracy. Easy to use with a new, revolutionary self leveling feature. Wide