Features:
1.This item can be used in:water purifiers and filters,food(vegetable,fruits)&drink quality monitoring,pools and spas,aquariums,hydroponics
2.Hold function:Saves measurements for convenient reading and recording
3.Auto-off function:Turns off meter after 10 minutes of non-use to conserve batteries
4.Dual Range:Measures form 0-999ppm,with a resolution of 1ppm.From 1,000 to 9,990ppm,the resolution is 10ppm,indicated by drinking x 10image,Factory calibrated
5.Rang:0-9990ppm
6.Acuracy:+/-2%
7.Battery:2 x 1.5V Button Cell battery (not included)
8.Item size:155mm x 31mm x 21mm
Note:Do not drop the entire TDS meter in water of dip beyond the maximum immersion level.This unit is not water-tight and is not covered under the warranty if water enters the unit.