Refractometer with 4 measurements - Four measuring scales: - Adblue - Coolant - Battery acid - Windshield wash - Suitable for Euro6 Diesel engines. - Measures the concentration of urea of the Adblue used. - Accurate, reliable and precise information. - Dimensions (L. x D. x H.): 700 x 235 x 70 mm. Weight: 0.472 kg.