Description The Ei168RC RadioLINK Base is an easi-fit mounting plate with built-in RadioLINK. It provides wireless interconnection between 140RC Series alarms, i.e. when one alarm is triggered, all alarms in the system sound. Add this to a 140RC Series alarm for RadioLINK wireless interconnection Mains powered with Rechargeable Lithium Back-up Eliminates tricky wiring runs Compatible with other Aico wireless interconnection products 5 year guarantee Technical RF Frequency (MHz) - 868.499 Indicators Blue - RF transmission Voltage Type - AC Power Consumption (W) - 2.4 RF Range (m) >100 in free air Supply Voltage (V) 230 Battery Type Lithium rechargeable Dimensions & Weights Depth (mm) 43 Height (mm) 154 Width (mm) 153 Product weight (kg) 0.176 Packaged weight (kg) 0.233 Approvals & Warranty Warranty 5 Years EAN Number 5099383004281 Environmental Humidity Range (%) 15-95 Temperature Range (°C) -10 to 40