[* black] Remove the Whomping WillowHagrid's Hut light assembly from its bag. You should have two lights mounted inside LEGO® pieces and attached to one battery holder as shown in the second photo.
[* black] Remove the Whomping WillowHagrid's Hut light assembly from its bag. You should have two lights mounted inside LEGO® pieces and attached to one battery holder as shown in the second photo.
[* black] Insert a battery into the battery holder. You should see both lights come on as shown in the third photo.