Opti 12+ with WiFi | Optimal 12kw Electric Tankless Water Heater |

Optimal 220/240 Volt 12 KW 2.5 GPM Wifi Enabled Smart Electric Tankless Water Heater   Lifetime guarantee - 25 Year Limited Warranty, best warranty in the category Delivers continuous hot water for 1 shower and 1 sink used concurrently (based on a 1.5 GPM showerhead and 0.5 GPM sink faucet in southern US locations) • Smart Tankless Water Heater, Includes WIFI + Optimal+ App and the only water heater with patent pending Ultrasonic flow sensing **Lifetime warranty. 12 kW electric tankless water heater provides efficient, continuous on demand hot water.  Product Description The opti 12 is the only water heater with patent pending ultrasonic flow sensing technology providing quiet, efficient and guaranteed operation. With advanced power modulation, built in diagnostics and wireless compatibility the Opti 12 heats to within 1 degree of set temperature. Heat up to 2.5 gallons per minute (gpm) to 105°F given an inlet water temperature of 72°F. It supports a 2-bathroom home in warm cli