Features:1.EPP foam with better crash resisitant performance,low impact force.2.Double wings structure provides a better lifting and the gliding ability.3.Adopts upper reverse angle at both ends of the wings, easy to control.4.With full proportional electromagnetic servo, small turning radius and flexible.5.With low voltage warning function. Descriptions:Two channels electromagnetic servo indoor biplane glide,can turn left and right,rise and fall.Specifications:Item Name: ZSX-280Material: ABS+EPPWingspan: 280mmLength: 295mmHeight: 90mmMode(optional): Left Hand Throttle (mode 2), Right Hand Throttle (mode 1)Required Transmitter Battery: 3* AAA Battery (not included)Airplane Battery: 1S 3.7V 180mAh 25C LiPo(build-in)Charging Time: About 30 minutesFlight Time: About 10-12 minutesMaximum Flight Distance: About 50mSuitable Age: 14+LED Light: NOSize:280x295x90mm/10.92x11.51x3.51inWeight:27g/0.95ozPackage Informations:Package Size:340x300x100mm/13.26x11.7x3.9inPackage Weight:300g/10.5ozGeneral Box PackagePackage Included:1 x ZSX-280 Biplane Glider1 x Remote Control1 x USB Cable1 x Decal1 x Spare Propeller1 x Screwdriver1 x ManualNoted:1.Please allow 1-2mm errors due to manual measurement.2.Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.