Four working modes: Real-time FHR Display Mode, Average FHR Display Mode, Manual Mode, Real-time FHR Mode with backlight; Automatically power off within 1 minute Optional probe: 1.5MHz, 2.5MHz, 3MHz ultrasonic probe Stand-by time can be 3 months or continuously work for 15 hours, there are battery power and alarm display LCD displays FHR, has audio output interface, can be connected with earphone and other audio devices Display 3 FHR Indication of battery status Digital volume control, With the volume memory function, clear sound Built-in loudspeaker Built-in high-capacity lithium battery Indication of charge
- Application:fetal
- Configuration:portable
- Options and accessories:with heart rate monitor