b'E F G319.5 MHZ WIRELESS SENSORSKEYCHAIN REMOTESE.ELK-319KF44 Button Keychain RemoteProvides 4 programmable buttons for convenient system controlCan be used to arm and disarm the alarm systemTwo additional buttons can be utilized as panic alarm or other functions 7 62158 19004 9Operates from one easy to find CR2032 batteryCompatible with E27, M1, and other systems utilizing a 3195 MHz operating frequencySize: 237x 131x 044RoHS CompliantF.ELK-319KF1Single Button Remote PanicSimple one button operation for panic alarm activationCan be used for a police, medical, or auxiliary panic 7 62158 19005 6Operates from one easy to find CR2032 batteryCompatible with E27, M1, and other systems utilizing a 3195 MHz operating frequencySize: 237x 131x 044RoHS CompliantG.ELK-319PB1Heavy Duty Panic ButtonSingle button panic with rugged and water resistant designCan be used for a police, medical, or auxiliary panic alarm activation 7 62158 19006 3Includes belt clip, lanyard clip and wall mount bracketOperates from one common CR2450 batteryCompatible with E27, M1, and other systems utilizing a 3195 MHz operating frequencySize: 30 x 20 x 07RoHS Compliant 319 SERIES WIRELESS SENSOR BATTERY REPLACEMENT GUIDESensor Part# Battery Type Voltage Qty Sensor Part# Battery Type Voltage QtyELK-319DG CR2032 Lithium 3V 2 ELK-319KF4 CR2032 Lithium 3V 1ELK-319DR CR2 Lithium 3V 1 ELK-319PB1 CR2450 Lithium 3V 1ELK-319DWM CR2032 Lithium 3V 2 ELK-319PIRC CR123A Lithium 3V 2ELK-319GB CR123A Lithium 3V 2 ELK-319PIRW CR123A Lithium 3V 1ELK-319HRR CR123A Lithium 3V 1 ELK-319WA CR2032 Lithium 3V 2ELK-319KF1 CR2032 Lithium 3V 1 ELK-319WS CR2032 Lithium 3V 245'