Size: Approx. W44mm Battery Type: Main Part: Lithium Ion Polymer Battery (built-in) / Transmitter: Alkaline AAA Battery x2 (sold separately) Frequency: 2.4GHz Continuous Flying Hour: Approx. 4min. Time Required for Charging: Approx. 40 min. Control-able Range: Approx. 15m (in closed space) Resolution: 300,000 Amount of Photo Taken: 15000 (when using 2GB micro SD card) Maximum Movie Clip Length: Approx. 30 min. (when using 2GB micro SD card)