The two-outlet valve allows you to connect 2 shower fixtures-such as a showerhead and hand shower. The thermostatic valve allows you to dial in and maintain your ideal temperature for more precise temperature control. Requires Smart Shower two-outlet digital controller (S3102), sold separately. Features: • compatible with Amazon Alexa, Apple Homekit/Siri, and Google Assistant • connection size: 1/2" • connection type: CC • no of ports: two outlets • thermostatic digital valve provides precise temperature and outlet control • compact valve design and 30-foot data cable allow for flexibility in installation locations • accessible filter screens allow for easy servicing • optional battery backup kit (179573) allows the shower to be operated when the power is out Specifications: • Connection Size: 1/2" Inlets & 1/2" Outlets • Connection Type: CC • Description: Digital Thermostatic Shower Valve • Features: Precise Temperature Control • Includes: 30 Foot Data Cable • Installation: Fits Standard 2x4 Wall • Ports: Two Outlets