E.I. Johnson Manufacturing Inc EA/ SONOTRAX BASIX 3 MHZ FETAL DOPPLER W/ HR DISPLAY.
- Display: 45 x 25 mm LCD display
- Heart Rate Range: 50~210 bpm
- Resolution: 1 bpm
- Recording Time: 240 s
- Audio Output Power: 1W
- Auto Power-off: 1 minute with no signal or operation
- Size: 34 (D) x 89 (W) x 141 (H) mm
- Weight: about 300 g (including the battery)
- Support 1.5 V AA battery
- Support 2 MHz, 3 MHz, 4 MHz, 5 MHz, 8 MHz waterproof probes
- Automatic and manual counting of FHR
