Seatotrch Aquarium SR-100 Optical Salinity Meter - High-Precision Detection, Fast Reading, Suitable for Marine Aquariums/Aquaculture

Attention
This instrument is a precision optical instrument, in the use and maintenance should pay attention to the following matters

1. In the use of careful and prudent, strictly according to the instructions for use, shall not be unauthorized dismantling of the instrument parts connected, shall not fall, collision, is strictly prohibited from violent vibration
2. After use, is strictly prohibited to put directly into the water to wash, should be clean soft cloth to wipe, should not be touched and scratches.
3. The instrument should be placed in a dry, non-corrosive gas place for storage. 
   
4.  Avoid loss of spare parts.