Sykes Refractometer 301157 Compact and lightweight 4 pole motor AVS3010KE Compact and lightweight 4 pole motor for higher operation efficiency in heavy duty applications Product Code: 13760 125 battery acid AdBlue and screen wash using an optical prism technique Features internal light for use in poor light conditions Coolants both propylene and ethylene based anti freeze coolant solutions and determines the freezing point Battery acid indicates the specific gravity of the battery electrolyte AdBlue indicates % concentration of AdBlue additive Screen wash shows the freezing point of screenwash fluids Freezing point shown in deg C