PRODUCT: Lionel CW-80 Model Train Transformer combines a high output control unit and an internal power supply, providing your railroad with 80 watts and five amps of alternating current. With a variable accessory voltage, the CW-80 Transformer features the precision control your layout needs! DETAILS: Power your Lionel accessories with this affordable AC power supply or use it to power and control smaller-sized train sets on your layout. Use the throttle lever to adjust the power you're providing to your accessories or to adjust the speed of your train