[Part #] 3 [Part Name] Battery Door [Function] Covers and holds batteries in place [Material] plastic [Category] 
Structural Component
S t r u c t u r a l C o m p o n e n t
I n p u t
M o t i o n C o n v e r s i o n E l e m e n t
S t r u c t u r a l E l e m e n t
O u t p u t
S t r u c t u r a l