Part Number:2771460-AM124-8888 Product Dimensions:17.5 x 15 x 7.5 cm; 400 Grams Colour:Black Style:Fashion Finish:Chrome Material:Steel + Plastic Voltage:388 Volts Item Package Quantity:1 Coverage:10/06/2028 Included Components:The doorbell Batteries included?:No Batteries Required?:No Item Weight:400 g Features: Compatible with Video Doorbell 1/ 2/ 3/ 3 Plus/ 4/ Pro/ Pro 2/ Video Doorbell ( 2020/ 2021 Release ) / Blink. Adopts anti- theft design and no more worry about your doorbell was stolen. Special hole design ensures it does not block the motion sensor and function. Applicable to doors opened inward from left or right. Fit door thickness of 0. 59- 2. 36" and door gap less than 0. 06". Easy to install and no drilling required. Ideal for condo, apartment, office room, rental, dorm etc. Specification: Color: Black Material: Steel+ Plastic Applicable door thickness: 0. 59in- 2. 36in Door gap width: & gt; 0. 06in Package Includes: 1* Video Doorbell Mount ( Video Doorbell Not Included ) About this item Compatible with Video Doorbell 1/ 2/ 3/ 3 Plus/ 4/ Pro/ Pro 2/ Video Doorbell ( 2020/ 2021 Release ) / Blink. Adopts anti- theft design and no more worry about your doorbell was stolen. Special hole design ensures it does not block the motion sensor and function. Applicable to doors opened inward from left or right. Fit door thickness of 0.59 - 2.36 and door gap less than 0.06. Easy to install and no drilling required. Ideal for condo, apartment, office room, rental, dorm etc. See more product details Compatible with Video Doorbell 1/ 2/ 3/ 3 Plus/ 4/ Pro/ Pro 2/ Video Doorbell ( 2020/ 2021 Release ) / Blink. Adopts anti- theft design and no more worry about your doorbell was stolen. Special hole design ensures it does not block the motion sensor and function. Applicable to doors opened inward from left or right. Fit door thickness of 0.59 - 2.36 and door gap less than 0.06. Easy to install and no drilling required. Ideal for condo, apartment, office room, rental, dorm etc.