Refractometer Waterproof Adblue 0 To 40% , Each

Details:

Waterproof digital refractometer diesel exhaust^ waterproof digital refractometer, diesel exhaust, rugged, waterproof, ideal for field use, long-life rechargeable battery, unit of measure: adblue, range: 0 to 40%, resolution: 0.1%, Accuracy: /-0.2%, Dimensions: 4 1/2 x 21/4 x 1 in, weight: 5 oz