Motion Sensor Alarm

3 adjustable settings (off/alarm/chime); chime mode is ideal to alert you when children or guests are coming and going when you are at home; no wiring needed. Superior to other home security products, this premium white alarm looks great inside your home. Alarm is secured by 4-digit PIN of your choosing with entry/exit delay setting; detects movement up to 20 feet (6M) away; no key fob required. Provides battery status update with low battery indicator (requires 3xAAA batteries).