công tắc wifi cảm ứng tuya 2 nút (2 gang 1 way us wifi switch) '- type: wifi touch switch - control: 2gang 1way - rated voltage: ac110v/ac220v - rated power: 2000w - rated frequency: 50/60hz - power supply: null and live line - support system: android/ios (tuya smart / smart life) - wifi model: wi-fi 2.4ghz - wifi standard: ieee802.11b/g/n - panel material: crystal glass panel, high quality flame retardant pc bottom - size: 118*72cm - certificate: ce, rohs, fcc