Refractometer for automotive antifreeze tester antifreeze water battery wiping washing RHA 503A

Durable and built to last long
Uses ambient light only which means battery or power source is not required.
Heavy-duty and lightweight with its aluminum construction.
Equipped with scale measurement which provides direct reading, easy to focus and calibrate.
Specification:
Ethylene Glycol: -50°C – 0°C
Propylene Glycol: -50 degrees Celsius – 0 degrees Celsius
Cleaning solution: -40 degrees Celsius – 0 degrees Celsius
Battery Fluid: 1100 – 1400 seconds
Resolution factor
Ethylene glycol: 5 degrees Celsius
Propylene Glycol: 5 degrees Celsius
Cleaning solution: 5 degrees Celsius
Battery fluid: 0.01sg
Reference temperature: 20 degrees Celsius
ATC (Automatic Temperature Compensation)
Compensation range: 10 degrees Celsius ~ 30 degrees Celsius (50 degrees Fahrenheit ~ 86 degrees Fahrenheit)
Provides manual calibration using a mini screwdriver
Weight: 165g
Material: Aluminum
Color: as pictured
Package Contents:
1 * Portable Refractometer
1 * Mini screwdriver
1 * Straw
1 * Soft Case
1 * English user manual
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.