Drone Model: U61 Weight: 63g Flight Time: 6 to 8 minutes WIFI Distance: 20 to 30 m (Outdoor And Unobstructed) Hovering: Enabled Operating Temperature Rang: 0° to 40°C Dimensions: 140 x 140 x 43.5 mm Remote Controller Operating Frequency: 2.4 GHz Transmission Distance: 50 m (outdoors and unobstructed) Operating Temperature Range: 0° to 40°C Battery: 4×1.5 V Alkaline batteries AA Mobile Device Holder: Smart phones APP / Live View App Name: Flyingsee Image transmission system?2.4G wi? Real time image transmission?480 P@20 fps Operation System?This software is suitable for mobile phones in the IOS 9.0 or later and Android 4.4 or later system, Main Feature Aerial Photography, Altitude Hold Mode, Heading Hold Mode, Low Battery Alarm, Out of Range Alarm, APP Control, Real-time FPV, One button take off/landing, Up, Down, Forward, Backward, Turn left/right, Fly left/right Camera Image resolution?640×480P Static Photography Mode?Single shoot Video Resolution?640x480P Image mode?RGB Frame Rate?25 File System?FAT 32 Image format?JPEG Video format?MP4, H.264 TF Card?Unable Operation Temperature?0°C to 40°C Gimbal Stable?Adjustable camera Controllable range?Tilting?-90° to 0° Flight Battery Capacity: 500 mAh Voltage: 3.7 V Battery Type: LiPo Energy: 1.85 Wh Charging Temperature Range: 5° to 40°C Charging Time: 60 to 80 mins Charger Input?5V?2A (UDI-U61S)