Infrared Motion Sensor Smart Voice-Activated Doorbell Welcome Device Store Office Hotel

Label:Yes 2in1 Power Supplies:3*AAA Battery(not included) or USB Plug-in(No dry batteries can be placed in the product while USB Plug) Package includes:1Pc Smart Voice-Activated Doorbell+1Pc USB Data Cable+1Pc Instruction Manual+2Pcs Screw Color:White Type:Smart Voice-Activated Doorbell Size:3.2*5.5*8.3cm(1.26*2.17*3.27in) Material:Plastic

No dry batteries can be placed in the product while charging Note: 1.Due to the different display settings, the real product may have a little color error 2.The size is manually measured, there is a slight error, please understand