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 × 140 × 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 wifi 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/rightCameraImage resolution:640×480P Static Photography Mode:Single shoot Video Resolution:640×480P 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°CGimbal - Stable:Adjustable camera Controllable range:Tilting:-90° to 0°Flight Battery - Capacity: 500 m - Ah Voltage: 3.7 V Battery Type: Li - Po Energy: 1.85 Wh Charging Temperature Range: 5° to 40°C Charging Time: 60 to 80 mins