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.