master accurate aquarium digital ph test meter 61AA21

master accurate aquarium digital ph test meter 61AA21

1.Power: 2W

2.Range: pH0~pH14

3.Display accuracy: 0.1Ph,

4.PH value of accuracy : ?? 0.1%

5.Temperature accuracy: ?? 1.0 ??C

6.Operating temperature: 50??C to 50 ??C

7.Humidity: less than 90%