Model:HT414ATC Battery/Antifreeze/Cleaning Fluid refractometer Mesurement range:Ethylene Glycol -50~0 centigrade Propylene Glycol -50~0 centigrade -40oC to 0oC screen cleaner scale　　　 B 1.1~1.4kg/L(sg) Minimum Division:1 centigrade 　　　　　5 centigrade 　　　　　0.01kg/L size:(mm):30 X 40 X 160 weight(g):205 Automatic Temperature Compensation:0-30 centigrade