Portable Refractometer Sugar Meter 0-10% Low Concentration Safety Goggles Appliance：

Appliance：

Can't work for Seiko kinetic watch

5、 Noise dose：0～9999%DL

increase 1

^_^:cbdba3d64befdc7072f7c863f05a5da1

Portable Refractometer Sugar Meter 0-10% Low Concentration Safety Goggles Appliance：Ships FREE Handling Day: 1 3 Days, Arriving Day: 15 35 Days[SHORTDESCRIPTION] Packing List The refractometer is designed according to the principle that different concentrations of liquid have different refractive indexIt's fastaccuracyLight weightSmall size and other advantages measuring range 0 10% Small scale0. 1% Instrument accessoriesA refractometerA strawA screwdriverA piece of flannelA packing boxExplain a copyA warranty card usage method Open