Hispec ABMRFHEAT/10 Mains Heat Interconnectable Radio Frequency Alarm\r\n- Combined unit where the alarm head and radio base come as one. Designed for easy installation and maintenance.- Interconnect up to 20 detectors.- Range of over 80m.- First Fix pattress included.- 10 Year Sealed Lithium Battery backup.\r\nThe Hispec ABMRFHEAT/10 Mains Heat Interconnectable Radio Frequency Alarm Contains both a smoke chamber & a heat sensor. This is Compatible with Hispec Control Unit HSSA/CU/RF10-PRO. We offer you 10yr Rechargeable Lithium Battery Backup. It is tamper and insect-proof. Test function and hush features are available.\r\nFeatures:\r\n- Insect proof.- Loud 85dB alarm.- Low battery warning.- Detection Type: Smoke & Heat Sensitive.- Power Source: 220-240v- Battery Backup: Rechargeable.- Lithium Battery with 10 year life.- Alarm Sound Level: 85dB at 3 metres.- Temp Rating: 60C Fixed Temp (Heat activities).- Operating Temp: 0C - 40C.- Operating Current: <40mA operation.- Radio Frequency.- Range: Up to 80m in open areas & 30m indoors.- Ambient Humidity: 10% - 90%.- Weight: 158g.- Approvals: BS EN14604:2005/ AC:200BS 5446-2:2003