Technical Data: --Length: 435mm --Blades diameter: 460mm --Flying weight: 378.5g -- 2PCS mini 7.6g Gyro -- 4 Channel Radio System --Motor: 370SD x 2 --Power: 7.4V 1200mAh Li-polymer Battery --Charger: 9V 1000mA Features: 1. Adopting two blades on the same axis structure, stable flying effect, 2. Ready to fly, easy to operate; 3. Can fly for about 10 minutes with Li-polymer battery (skilled pilot may fly more time); 4. With a start-up switch on the IC board to make sure the safety of testing; 5. Can adjust the Gyro and servo to reach the perfect station according to the pilot demands; 6. Fitting for different people with the special structure and individuation program.