ZigBee 20A Water Heater Switch Black High Power Time Voice Control EU Plug1. Material: ABS2. Rated current: 20A3. Key life: 100000 times4. Input voltage: AC 100-240V5. Input frequency: 5060Hz6. Rated power: 4000W7. Support system: AlexaGoogle Home8. Working temperature: -20 to 50 degrees Celsius9. Control method: APP control voice control10. Wireless protocol: ZigBee 2.4GHz IEEE 802.15.411. Size: 86x86x35mm12. Weight: 218gFeatures:1. Timing function, set the water heater timing switch power supply2. Support Google Home, Alexa, Tuya APP, Smart Life APP3. Remote control, you can also control the water heater through the app while working4. Share the device with family members, they can control the device directly on the phone5. ABS fireproof material, glass panel moistureproof6. ZigBee needs to be used with a gateway, and the WiFi version does not need a gateway