There is a selector screw switch inside the locomotive for catenary operation

The Trainz SKU for this item is P11618491

Model Number: 460

They have moulded pre-coloured plasic parts that only require gluing together

battery powered operation

Pola 331712 Half Timbered House with Stork's Nest ProductID_12103070 There is a selector screwThis is the Pola 33172 Half Timbered House with Stork's Nest It features a roofed entrance, planted flower boxes and a stork's nest on the roof. Window shutters and door to be opened. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Pola Model Number: 331712 MSRP: $298. 99 Scale Era: G Scale Model Type: Building Kits The Trainz SKU for this item is P11519258. Trainz Product Id: 11519258