Product Name:3 CH R/C Helicopter Ctn Size: 78.50×32.00×95.00 CM Pcs/Ctn:36pcs G.W./N.W.:18 / 16 kgs Specification: Fuselage Length: 210mm;  Fuselage Height: 95mm Main Rotor Diameter: 175mm;  Total Weight: 38g Battery: 3.7V 140mAh Li-poly Battery Charging times: 20-30 Minutes Flight Time: 6-8 Minutes Remote contact:10-15 M