div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: · 2016-04-17 · SD3 Ultrasonic Pocket Doppler SD3 138 POWER OFF REC User-Friendly Design Compact design with easy one-hand operation Bright OLED screen with real-time FHR display src=https:reader030fdocumentsusreader030viewer20220406025e99ae534f0b8205273829e0html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: · 2016-04-17 · SD3 Ultrasonic Pocket Doppler SD3 138 POWER OFF REC User-Friendly Design Compact design with easy one-hand operation Bright OLED screen with real-time FHR display src=https:reader030fdocumentsusreader030viewer20220406025e99ae534f0b8205273829e0html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdiv