These are Peel & Stick Lights by Model Power. FEATURES: Excellent for illuminating buildings, locomotives, aircraft, automobiles, layouts...any hobby item! Simply peel off the backing and stick to a smooth surface! Illuminates clear. Lights are prewired. Wires to AC power pack. INCLUDES: (4) Lights SPECS: Scale: O/O-27 1:48 G 1:22.5 Volts: 18-21 kr7/23/07