TR-ST100BE AURA 2.0 Wireless Bed Station The TR-ST100BE is a surface mounted bed station with a six foot call cord. A reset switch is located on the front and the call can only be reset at the station. A red LED indicates a call has been placed. Removal of the call cord plug from station also initiates a call. Included are two 3.0V Lithium batteries. Engineering Specifications: Model: TR-ST100BE Dimensions: 5.5 x 4.5 x 1.5 Power: Two 3.0V Lithium Batteries Battery Replacement: BAT604 Battery Life: 4-5 years