*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 light LCD display, light type board
* Inner Ni-H battery can work 20 hours、temperature （-20~60℃）
*Accuracy : ±1%
* Printer output and RS-232 output
*Power :2W
*A ex-proof box for using under bad condition
*180×180×100mm 2kg