Lowrance PDT-WBL Pod-Style/Trolling Motor - 000-0106-74Lowrance PDT WBL Pod Style Trolling Motor Dual Frequency The dual frequency PDT WBL includes a single ceramic element delivering both 83 kHz with a 52 beam width and 200 kHz with a 22 beam width. 83 kHz low frequency operation offers a maximum operational depth of 300 m (1000 ft), while 200 kHz high frequency provides higher resolution fish arches and bottom detail in shallower water. Depth Temperature One sensor does it all. Able to measure both