Plug-in Transformer, Output Voltage 24VAC, Input Voltage 115VAC, 20 VA Rating, Wall Mount Style, Connection Type Screw Terminal, 50/60 Hz, 0 to 49 Degrees C Temp. Rise, Tip Size No Cord, Not Rated IP Rating, Color Tan, Height 3.35 In., Depth 1.88 In., Width 2.50 In., Standards UL