ANGUS RC11 RF433 Wireless SOS Emergency Button Smart Home Emergency Call Button Alarm Accessories

Description The wireless SOS button is mainly paired with the host used for elderly help doorbell buttons etc combined with the host s full wireless transmission and the wireless transmission distance is 80 meters Features 1 Adopt high reliability and low power microprocessor 2 The appearance is compact and easy to carry 3 Have emergency help 4 Battery life is up to 3 years no need to replace 5 Using the program to automatically offset the code effectively overcome the shortcomings of the traditional remote control repeated code Specification Effective control range 200 meters Transmission frequency 433 92 Working voltage 3V CR2450 Quiescent current 0 Transmission code protocol 1527 protocol Single weight 30GProduct size 50 13MMPackage included 1 x Wireless SOS button