b'BACD319.5 MHZ WIRELESS SENSORSMOTION & GLASSBREAK SENSORSA.ELK-319PIRCCeiling Mount PIR Sensor360 PIR (passive infrared) motion sensor specially designed for ceiling mount applications 7 62158 19008 7360 coverage with detection area of 14-40 feet, depending on the mounting heightOperates from two CR2032 batteries for max range and battery lifeCompatible with E27, M1, and other systems utilizing a 3195 MHz operating frequencySize: 295 Dia x 139 RoHS CompliantB.ELK-319PIRWWall Mount PIR SensorPIR (passive infrared) motion sensor specially designed for wall mounted applications 7 62158 19007 0Detection area up to 40 feetOperates from 1 easy to find CR123A lithium batteryCompatible with E27, M1, and other systems utilizing a 3195 MHz operating frequencySize: 32 x 24 x 17RoHS CompliantC.ELK-319GBGlass Break SensorDetects sound patterns of breaking glass 7 62158 19009 4Selectable sensitivity (4 settings)Range: 20 Ft (6m) Max Operates from two CR123A batteries for max range and battery lifeCompatible with E27, M1, and other systems utilizing a 3195 MHz operating frequencySize: 39 x 275 x 15RoHS Compliant Two-Way Wireless Sensor Battery Replacement GuideSensor Part# Battery Type Voltage Qty Sensor Part# Battery Type Voltage QtyELK-6010 CR2032 Lithium 3V 1 ELK-6030 CR123A Lithium 3V 2ELK-6011 CR2032 Lithium 3V 1 ELK-6030P CR123A Lithium 3V 2ELK-6020 1/2 AA Lithium 36V 1 ELK-6032 CR123A Lithium 3V 2ELK-6020BR 1/2 AA Lithium 36V 1 ELK-6040 CR123A Lithium 3V 1ELK-6021 CR2032 Lithium 3V 1 ELK-6050 CR123A Lithium 3V 2ELK-6021BR CR2032 Lithium 3V 1 ELK-6051 AAA Alkaline 15V 2ELK-6022 CR123A Lithium 3V 1 ELK-6052 CR123A Lithium 3V 2ELK-6023 1/2 AA Lithium 36V 1 ELK-6053 CR123A Lithium 3V 242 ELK-6023BR 1/2 AA Lithium 36V 1'