ACCUTRACK II Speedometer SPROG3 ■ you can easily connect

■ you can easily connect to your Smartphone via pre-configurated WiFi router

The SoundTraxx CurrentKeeperII™ is designed to add additional power capacity to any decoder installation

■ 3 times X-Bus

Constant brightness lighting

Includes SPROG IIv4 unit

ACCUTRACK II Speedometer SPROG3 ■ you can easily connectThis speedometer precisely measures train speed by timing how long it takes for a train to pass between two infrared beams. This measurement, combined with a pre programmed calibration factor, allows for the calculation and display of the train's scale speed. The device comes with built in calibration factors for several popular model train scales, including US N (1: 160), UK N (1: 148), US H0, and British 00. You can easily select the appropriate