Electric Welcome Recorder Player Replaceable Sound Safety Reminder Doorbell Plastic Battery Powered Burglarproof for Supermarket

High-concerned chemical : None Power Source : Battery Model Number : / Doorbell Type : Wired Origin : Mainland China Certification : CE,CE Type : Doorbells Welcome Recorder Player : Induction Doorbell Welcome Sensor : Voice Prompt Doorbell Safety Reminder Doorbell : Visitor Welcome Doorbell Shell Material : ABS Storage : 4Mb Occasion : Shop, Mall, Notification Work Mode : PIR Motion Detection Range : 3m, 120 Degree Power Supply : 3 X AAA Batteries, or DC 5V Power Supply