Cavius CV2106 Battery Powered Optical Smoke Alarm RF 10yr Battery 78x41mm Battery Powered Optical smoke alarm device with wireless interlink. Designed for installation in private homes, camping trailers, mobile homes and caravans. This 78mm smoke alarm can be connected with other alarms from the CAVIUS Wireless alarm family or function as a stand alone alarm. Features RF Interconnection Built in (no base or module required) Connect up to 32 Alarms in the CAVIUS Wireless Family Range 10 Year Lithium Back Up Large Test / Hush Button Dual Mesh System Dust Compensation 10 Year Guarantee Certified to BSEN 14604:2005 UK Standards Compliant Specifications LED flashes every 48 second for normal operation. A short acoustic “beep” will sound and LED flash every 48 seconds when the voltage is below 2.85V. In this stage it will continue for minimum 30 days, and can drive the alarm for 4 minutes. A red LED is used to indicate the following conditions: • fire alarm condition is indicated by a flash every 0.5 seconds • smoke sense speed up is indicated by a flash every 2 seconds when the smoke level is at the alarm threshold • normal operation is indicated by a flash every 48 seconds Interlink Frequency: 868MHz Alarm Sound Level: 85dB at 3 metres Dimensions: D: 78 mm. x H: 41 mm Approvals: EN 14604:2005 + AC :2008, EN60065, RED, RoHS, REACH Data Sheet: Click Here for Data Sheet Instruction Manual: Click Here for Instruction Manual