About This

• High quality two-layers stainless steel chain, which makes the chain stronger and more anti-oxidate
• Smart WIFI Automatic Electric Home Window Opener is Compatible With Alexa,Google Assistant,Phone APP Tuya,Remote Control Window from Anywhere Available
• The motor built in overload protection system. It can avoid the motor burning out as the high electric current.
• Work with input voltage AC110V-AC240V,no need extra transformer
• You can Set Window Opening/Closing Time via Phone APP,You can Even Set the Ratio of Opening Windows Through the APP, So That Room can be Regularly Ventilated to Replace Fresh Air Every Day