WDH-1 ventilator Mode and display and operation method: Mode: A/C, A/C+SIGH,SIMV, SIMV+PSV,PCV, PSV,MMV,PEEP,CPAP Display: 10.4 TFT color screen Operation method: knob operation and touch key Technical parameter: Ventilation wave type: squire wave, deceleration wave Tidal volume: 501500ml Breath frequency: 260 BPM I :E ratio: 3:1 1:3 Inspiration plateau: 050 PEEP: 02.0 KPa Trigger sensitivity: -0.12.0 KPa, OFF Oxygen concentration: 21100 PSV pressure: 03.5 KPa MV: 1.030.0 L/min Monitor wave and parameters: Monitor wave: P-t, F-t Tidal volume Breath frequency I:E ratio PEEP Ppeak MV Oxygen concentration Pmean Alarm parameters and alarm setting Tidal volume upper limit: 503000 ml Tidal volume lower limit: 01000 ml Breath frequency upper limit: 10100 BPM Breath frequency lower limit: 2 30 BPM Peak pressure upper limit: 1.06.5 KPa Peak pressure lower limit: 02.0 KPa PEEP upper limit: 0.5 3.0 KPa PEEP lower limit: 0 2.0 KPa Oxygen concentration upper limit: 30100 Oxygen concentration lower limit: 2160 MV upper limit: 2.0 40 L/min MV lower limit: 0.5 20 L/min Apnea alarm and setting: 3 12 SOther function: Nebulizer Build-in battery