Shenzhen Bestman Instruments' portable and economical fetal monitor mainly applies to detect FHR and record the FHR / UC graphical wave. The BF-600M's LCD displays monitoring data, FHR digital and FHR / UC graphics, marking label, battery indicator, volume and synchronous FHR signal. The built-in rechargeable battery can work continuously for more than 4 hours and save hold FHR data and graphics for up to 2 hours (for option). It also has a built-in high precision printer that can print synchronous FHR / UC / FM label on the recorded graphics clearly, an alarm function when FHR is out of the normal range or battery power is in shortage, and an RS-232 port that can connect the unit to a computer and save the data. For details and product specifications, visit Shenzhen Bestman's official website.