WARNING! Keep loose batteries away from youn children. Use 3 x LR41 batteries only. 1.5v. Battery installation and removal should be performed by an adult. To remove or insert batteries, use a screwdriver to loosen the safety screw on the battery compartment door. Screw does not separate drom door. Lift and remove door. Take out and safely dispose of old batteries. Follow polarity diagram inside battery compartment to insert three new LR41 1.5v. batteries only. Put battery compartment door back and secure safety screw. Do not use excess force or improper type or size of screwdriver. Use only batteries recommended in this instruction manual. WARNING! Only batteries of the same or equivalent types as recommended are to be used. Be Careful to install batteries with the correct polarity, as indicated. Remove exhausted batteries. Remove all batteries when replacing. Do not mix old and new batteries. Do not mix alkaline, standard, rechargeable, or different types of batteries. Non-rechargeable batteries are not to be recharged. Rechargeable batteries are only to be charged under adult supervision (if removable). Rechargeable batteries are to be removed from the toy before being charged. The supply terminals are not to be short-circuited. Caution: Do not dispose of battery in fire. Battery may explode.