Amazon.com: LIGHTAILING Light Set for (Friends Heartlake Hospital) Building Blocks Model - Led Light kit Compatible with Lego 41318(NOT Included The Model) : Toys & Games
LEGO 41318 Heartlake Hospital Set Parts Inventory and Instructions - LEGO Reference Guide
Amazon.com: Skyview LED Lighting Kit, LED Compatible with Lego Friends Heartlake Hospital 41318,Upgrade kit. (Not Lego, Just LED) : Everything Else