1, Convienent, easy operate
2, Suitable for use after the 12th week of pregnancy
3,High quality, CE standard

Classification:
   Anti-electroshock Type: Internally powered equipment.
   Anti-electroshock Degree: Type B applied part 
   Harmful Liquid Proof Degree:
   Main unit :Ordinary equipment (sealed equipment without liquid proof).
   Probe: Prevent from water splashing, degree of protection: IPX4.
   Degree of Safety in Presence of Flammable Gases: Equipment not suitable for use in 

      presence of flammable gases.
   Working System: Continuous running equipment. 
   EMC: Group I Class B.
   Suitable Using Range: Suitable for use after the 12th week of pregnancy.
    Physical Characteristic
   Size: 135mm (Length) ×92mm (Width) ×29 (Height) mm 
   Weight: About 245g (including batteries)