Range: 0 ～ 999ppm
Accuracy: 2ppm
Temperature: 0 ～ 50 ℃
Accuracy: 0.5℃
Auto temperature compensation
CAL points: 706ppm(1413us/cm);
Battery:4 X 1.5V(AG13)
Data holdAuto sleep for 5 minutesPPM and temperature value double display
Weight :82g