10.2" LED touch-screen, 90A rotation screen. Optional Twins Probe Available. CTG waveforms can be frozen. Thermal printer with 112mm, synchronization print. Auto interpretation and NST Grade. High performance waterproof Probe is equipped. Up to 500 patients data saving, USB can be supported. Data transmitting to PC via USB. Patient''s information can be input. Historical data can be reviewed and printed. Built-in rechargeable li-ion battery, AC/DC power conversion. Sleep mode to save energy and extend LED screen life. Portable design with hidden handle, convenient to carry. Multiple language support. 7 level printing thick can be chosen. Adapt to 110-230V, 50/60Hz AC power supply.