Automatic Temperature Compensation Sea Water Salt Salinity Refractometer for Aquarium, 0% - 10% & 1.0 to 1.070 S.g. Dual Scale Hydrometer by Adeadvancedoptics

Design Lightweight aluminum construction Ergonomic, comfortable & easy operation Anti-slip, rugged body with durable & hygiene smooth aluminum grips Translucent bule background Durable High quality all-aluminum body Value 3 year warranty High quality assurance from leading refractometer factory Competitive price directly from factory Specifications Cat.No Scale Range Minimum Division Accuracy salinity: 0-100€° Specific gravity: 1.000-1.070 salinity:1€° Specific gravity:0.001 salinity:±1€° Specific gravity:±0.001 Accessories included Pipette Operations manual, Mini-calibration screwdriver, Desiccant packet, Storage case.