1 All in one portable home fetal monitor2 High definition large screen LED display3 3 0MHz sensitive probe more accurate4 Earphones allow you to listen to the sound exclusively without frightening the baby and stabilizing the fetus to measure the heart rate 5 TYPE C headphone jack design clear sound quality6 Ergonomic design beautiful appearance easy operationParameter 1 Function baby heart rate monitoring2 Display LED digital display3 Working frequency 3 0MHz4 Heart rate range 60 240bpm 2bpm 5 Atmospheric pressure 50kPa 106kPa6 Power supply 2 AA batteries batteries not included 7 Net weight 106g8 Product size 69 x 50 x 200mm9 Weight 170g excluding battery gel Instructions for use 1 Open the battery back cover install two AA batteries pay attention to the order of positive and negative cover the battery back cover press the power button to start testing 2 Apply an appropriate amount of couplant on the working surface of the probe to reduce noise and enhance the detection effect 3 Insert the type c earphone4 Power switch press once to turn on long press for 3 seconds to turn off you can adjust the volume5 When the battery power is low the power symbol on the screen of the instrument will flash to remind you 6 After using the instrument please turn off the power in time and wipe off the gel on the probe and skin 7 The machine will automatically shut down when there is no operation within 90s 8 Please take out the dry battery when you will not use this product for a long time Otherwise it may cause battery leakage and cause machine failure
