Specification Voltage: 100-250VAC, 50/60Hzsensor action distance: below 30mmlength of the sensor cable: 5 metersWireless Protocol: Wi-Fi 2.4 Ghz( don't support 5Ghz Wifi band)APP Name: Smart Life, TuyaVoice Conrol: Google Assistant, Amazon Echo AlexaDimensions:48mm*47mm*22mmColour: WhitePlastic Material: Fireproof ABSCertification: CE, RED, EMC, RoHSProduced by ISO9001:2015 factory: YesPatented Product: Yes Features 1. Smart your garage Door by phoneRemote and Voice Control, just tapping the Tuya or Smart Life App from anywhere or speaking to your Alexa, Google Assistant . Enable the door open or close even when you are not at the site2. Bluetooth pairing functionIn order to ensure the stable connection of the device, we have added the Bluetooth configuration method to increase the stability of the device connection.3. Voice Control by Google Assistant, or Alexa Assistant device 4. Device security noteBe alerted from App with different notification modes such as garage door open/ close status, overtime notification and overnight notification to remind you close the garage door.5. You can set a timer to open or close the garage door at a set time.6. The App interface provides real-time feedback on the status of the garage door to confirm safety.7. The opening or closing of the garage door will be automatically recorded, and you can view the history anytime in the app. Different standard plugs Please select the corresponding standard product according to your needs. We have all the accessories you need in the box, you don't need to pay extra cost.