Both a lever and knob are included, so you can choose which style handle best suits your needs or aesthetic preference.  Best of all, the Posi-Temp pressure-balancing valve keeps water temperature constant while other people in the house run water, so you can enjoy your shower without sudden bursts of hot or cold. 
  3. 5" diameter spray head provides wide coverage
 Lever handle for easy water temperature and flow adjustment
 Posi-Temp√Ç¬Æ pressure-balancing control valve maintains consistent temperature
 5 1/2" tub spout length for added convenience
 Meets EPA WaterSense√Ç¬Æ criteria for water conservation
 Features: Universal
 Assembled Product Dimensions (L x W x H): 15. 00 x 9. 30 x 16. 30 Inches