WHAT’S INCLUDED 1. Rock Climber Car 2, All Digestion Controller BATTERY INSTALLATION STEP 1: Holder Carefully remove all content from the packaging. 1, Make sure the post switch on the cai is-set to the OFF position, 2. Locate the battery compartment of the bosom of the car, and loosen the screw an the battery over 3: Remove the battery cover and Insert 4 AX Batteries correctly by matching the: 4-and polarity markings as indicated, 4, Replace the battery compartment cover and frighten screw, STEP 2: 1.