Wireless HD Visual WIFI Smart Doorbell Infrared Night Vision Remote Home Doorbell Monitoring Intercom Doorbell Product Specifications:M7 old silver doorbell Size: 39 / 40 /

Size: 39 / 40 / 42 / 43 / 44 / 45 / 46

Interlayer or not: Yes

high tensile force

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Brand: TALE

Wireless HD Visual WIFI Smart Doorbell Infrared Night Vision Remote Home Doorbell Monitoring Intercom Doorbell Product Specifications:M7 old silver doorbell Size: 39 / 40 /1A pair of 8650 batteries, which can last 6 10 months. (Note: Batteries are 7 yuan piece and need to be purchased separately., please contact customer service if necessary) This product does not contain batteries, memory cards, and Ding Dong machines This product does not contain batteries, memory cards, or Ding Dong machines This product does not contain batteries or memory cards, Ding Dong machine