Digital Hand-Held Urine Specific Gravity Pen Refractometer PEN-Urine S. G. cat.3741

The Digital Hand-Held Urine Specific Gravity " Pen" Refractometer PEN-URINE S.G. utilizes the refractive index method to measure the specific gravity of urine. The PEN type refractometer is extremely easy to use. There are 2 ways to measure the sample : Dip the tip into the sample and press the START key OR press the START key and touch the tip into the sample. Specifications Model PEN-Urine S. G. Cat.No. 3741 Scale Urine S. G. Measurement Range Urine S. G. : 1.0000 to 1.0600 Resolution Urine S. G. : 0.0001 Measurement Accuracy Urine S.G. : ± 0.0010 Temperature compensation range 10 to 40° C ( Automatic Temperature Compensation) Ambient Temperature 10 to 40° C Measurement Time 2 seconds Power Supply 1 × AAA Batteries International Protection Class IP65 Dust-tight and Protected against water jets. Prism head IP67 Dust-tight and Protected against the effects of temporary immersion in water. Measurement Time2 seconds Dimensions & Weight 16× 3.8× 1.8cm, 70g ( Main Unit only)