Item No.: TR-01 7 days 4 periods programmable(from app only)  Child lock  Frost protection  Open window detection  Smart wireless remote control Amazon Alexa and Google Assistant voice control    

TR-01 Zigbee is a smart zigbee e-TRV that gives you easy in-home control of each individual radiator. By adding a Zigbee & WIFI gateway, you can control your radiators from smartphone anytime anywhere.  buttons. Item No.: TR-01 Zigbee 7 days 4 periods programmable(from app only)  Smart wifi remote control  Amazon Alexa and Google Assistant voice control  Zigbee work with gateway Child lock  Frost protection  Open window detection