![4 in 1 H2/PH/ORP/TEMP Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums](https://www.ukobd2.com/upload/pro/digital-water-quality-monitor-tester-8644-1.jpg)
![4 in 1 H2/PH/ORP/TEMP Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums](https://www.ukobd2.com/upload/pro/digital-water-quality-monitor-tester-8644-2.jpg)
![4 in 1 H2/PH/ORP/TEMP Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums](https://www.ukobd2.com/upload/pro/digital-water-quality-monitor-tester-8644-3.jpg)
![4 in 1 H2/PH/ORP/TEMP Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums](https://www.ukobd2.com/upload/pro/digital-water-quality-monitor-tester-8644-4.jpg)
![4 in 1 H2/PH/ORP/TEMP Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums](https://www.ukobd2.com/upload/pro/digital-water-quality-monitor-tester-8644-5.jpg)
![4 in 1 H2/PH/ORP/TEMP Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums](https://www.ukobd2.com/upload/pro/digital-water-quality-monitor-tester-8644-6.jpg)
YY-400 PH/ORP/H2&TEM meter
YY-400 /YY-400N is a newly developed high-precision multifunctional water quality tester, which has the functions of measuring the PH, ORP, hydrogen ion concentration, and temperature of the water. The automatic temperature compensation (0-60℃) measurement data is updated. Accurate, easy to operate, easy to carry, drinking plenty of water rich in hydrogen ions is good for health.
Specifications:
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
Product Details:
1. Display: LCD digital display
2. Backlight: optional backlight
3. Temperature: automatic temperature compensation 0-60℃
4. Working environment: 0-60℃ (32.0-140°F); RH 100%
5. Waterproof: Ip67
6. Automatic shutdown: 5 minutes
7. Data retention: value retention
8. Battery: 3*1.5V (LR44) (not including battery)
9. Screen size: 33 * 24mm
10. Size: 183"37*37mm(7.2*1.5*1.5in)
11. Weight: 90g
Packing list :
1 * YY-400 Waterproof Mini pH Meter
![4 in 1 H2/PH/ORP/TEMP Meter](http://www.ukobd2.com/upload/temp/digital-water-quality-monitor-tester-8644-2.jpg)
![4 in 1 H2/PH/ORP/TEMP Meter](http://www.ukobd2.com/upload/temp/digital-water-quality-monitor-tester-8644-3.jpg)
![4 in 1 H2/PH/ORP/TEMP Meter](http://www.ukobd2.com/upload/temp/digital-water-quality-monitor-tester-8644-4.jpg)
![4 in 1 H2/PH/ORP/TEMP Meter](http://www.ukobd2.com/upload/temp/digital-water-quality-monitor-tester-8644-5.jpg)
![4 in 1 H2/PH/ORP/TEMP Meter](http://www.ukobd2.com/upload/temp/digital-water-quality-monitor-tester-8644-6.jpg)
![4 in 1 H2/PH/ORP/TEMP Meter](http://www.ukobd2.com/upload/temp/digital-water-quality-monitor-tester-8644-7.jpg)
![4 in 1 H2/PH/ORP/TEMP Meter](http://www.ukobd2.com/upload/temp/digital-water-quality-monitor-tester-8644-8.jpg)
Packing list :
1 * YY-400 Waterproof Mini pH Meter
![4 in 1 H2/PH/ORP/TEMP Meter](http://www.ukobd2.com/upload/temp/digital-water-quality-monitor-tester-8644-9.jpg)
- #1 Roland Clark
Aug 9, 2021 - works like charm
- #1 Pedro Azevedo
Aug 9, 2021 - Ok. Thank you very much.
- #1 Stephen J Abita II
Mar 9, 2022 - very good are satisfied with fast shipping
- #1 AccelsAnada AccelsAnada
Nov 9, 2021 - Everything works. Delivery is super fast. Disk c to read. Seller recommend!
- #1 paul thorogood
Oct 9, 2021 - Okay okay thanks
- #1 hector hernandez
Nov 9, 2021 - Could you put low value as import duty for the package?
- #1 stivenHixm stivenHixm
Oct 9, 2021 - Perfect. Communication at all times. Very fast sent this 4 in 1 H2/PH/ORP/TEMP Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums is good quality, working very well
- #1 LADISLAV KOCANDRLE
Jul 9, 2021 - Very fast shipping. Thank you seller.
- #1 mainoddin shaikh
Aug 9, 2021 - has not been tested yet but everything looks perfect
- #1 Erik Salas
Jan 9, 2022 - Delivery fast everything works!!!
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