Chinese and English menu.
No touching with liquid, small size.
Apply to measuring every size pipe.
Water, seawater, sewage, PH liquid, oils and other liquids.
2*20 lighy LCD display, light type board.
Inner Ni-H battery can work 10 hours.
Accuracy: 1%.
Printer output and RS-232 output.
Power: 2W
A ex-proof box for using under bad condition.
180*180*100mm  
Weight: 2Kg.