Features Include:

7mm Scale (1:43.5)
Designed for OO track - 610mm/2ft radius curves
Compensated chassis for smooth running
Diecast construction - boiler, tanks, chassis
Diecast nickel plated wheels
Powerful five pole skew wound motor
Pull out PCB with Next-18 decoder socket.
Easy, toolless DCC & DCC sound installation
Factory installed sound fitted versions available
Prototypical working Joy valve gear
Fire box glow
Working locomotive headlamps
All versions to be modelled
Adaptable to 14mm track gauge