Digital portable handheld TDS

INSTRUCTIONS
1.Remove the protective cap
2.Turn the TDS meter on.
3.Immerse the meter into the water solution up to the maximum immersion level (2°)
4Waiting until the display stabilizes, The TDS meter automatically compensates for temperature  variations Once the readout is stabilized (30 to 45 seconds and then press the hold button 1o save readings .
5.After usage.,shake off wator from your meter or wipe it with a tissue.

Features:
Concuctivity:0-9999us/cm
Celsius:0.1-80.0°C
TDS:0-9999 ppm
Fahrenheit:32.0-176.0℉
Accuracy:± 2%
Auto shut-off:5 minutes
Power:2×1.5v(button cell)
Size :138*26*15mm
Weight :33g
Carton :500 PCS
carton size:48*34*32CM
G.W:19.4kg