N.W:0.78 KGS(including battery) G.W.: 1.1 KGS Dimension :130* 89* 34mm Packing Dimension :340* 250*94mm Breif Description:Three work modes,Physiological and system alarm function,Doppler Configuration-LCD display signal strength,battery indication, FHR, heartbear indication and probe frequency N.W:0.78 KGS(including battery) G.W.: 1.1 KGS Dimension :130* 89* 34mm Packing Dimension :340* 250*94mm