New YY-400 PH / ORP / H2 & TEM Hy-drogen Ion Concentration Water Quality Test Pen 4 in 1 Digital Drinking Water Meter
Product Description
| 1 PH Range: 0.01-14.00pH Resolution: 0.01pH Accuracy: ± 0.05pH 2 ORP Range: ± 999mV Resolution: 1mV Accuracy: ± 2mV 3 H2 Range: 0-2400ppb; 0.001-2.400 Resolution: 2ppb; 2ppm Accuracy: ± 10ppb; ± 10ppm 4 temperature Range: 0.1-60.0 ° C 32.0-140 ° F Resolution: 1 ℃ / ° F Accuracy: ± 0.5 1. Display: Digital LCD display 2. Backlight: optional backlight (YY-400: backlight , YY-400N: no backlight) 3. Temperature: Automatic temperature compensation 0-60 ℃ 4. Working environment: 0-60 ℃ (32.0-140 ° F); RH 100% 5. Waterproof: Ip67 6. Auto power off: 5 minutes 7. Data hold: value hold 8. Battery: 3 * 1.5V (LR44) (not include battery) 9. Screen size : 33 * 24mm 10. Size: 183 "37 * 37mm (7.2 * 1.5 * 1.5in) 11 Weight: 90g |
