HELICOPTER ED HARDY by CHRISTIAN AUDIGIER With I/R Control Power Supply: Battery requirements for Intelli Heli Battery: 1X 60m 1X 60mAH 3.7V Li-poly Battery (included) Requirements: Please use our charging box to charge the Heli. Battery requirements for Transmitter Batteries: 3X Size "AAA" 1.5V LR03 AM4 Battery (not included) Batteries required for charger: 8X Size "AA" 1.5V LR6 AM3 Battery (not included)