KOOCHUWAH Door Alarm System Home Security DIY Kit Expandable Up to 32 Door Window Motion Sensors + Door Bell - 52 Chime Tunes

Door Alarm System Home Security DIY Kit Expandable Up to 32 Door Window Motion Sensors + Door Bell - 52 Chime Tunes The wireless alarm adopts wireless transmission, powered by DC battery, and the installation is more flexible, saving wiring costs. Users can add other security accessories according to requirements. Features Small size, full battery design, safe and convenient to use. Full wireless configuration, DIY self-installation. Built-in 16777214 groups of RF wireless password combination, safe and reliable. Pair manually to augment accessories for easy operation. Expandable, can work with a variety of different wireless accessories. The perfect combination of alarm and doorbell gives the family full protection. Low power consumption design, standby for up to one year. RF wireless password combination, safe and reliable. Base Station Like your personal security guard. The Base Station receives alarm signals and alarm. The base station is also a receiver of door bell. Keypad Arms and disarms your syste...