4-in-1 Antifreeze Refractometer for Battery Fluid, Glycol Coolant, Adblue Engine
$19.99
It can also be used for checking the condition of electrolyte solution batteries. Scale Range: ethylene glycol based: 32 to -84 degree F, propylene glycol based:32 to -60 degree F. Ethylene Glycol: -84~32°F,0~-50°C.
