... Security Sensor guard. Hongkong and Shanghai Total Co., Ltd. is producing smoke alarm, smoke detector, personal alarm, door and window ... switch, PIR sensor alarm, PIR motion sensor, home security system, security fittings, video doorphone, video door entry system, doorphone ... , CCTV monitoring system.S097 Solar Powered Pool & Security Sensor AlarmGeneral features and functions:- Weather/Water Resistant ...