XK919X RC Helicopter, 2.4G 3.5CH Alloy Body Aircraft with Altitude Hold, 15 Mins Long Flight Time, One-Key Take-off/Landing & LED Lights, Durable Indoor Toy for Kids & Beginners Color:Yellow Grade-V0 fireproof: All battery housings

Grade-V0 fireproof: All battery housings are made of UL 94 V-0 rated fireproof ABS/PC materials

4V li-ion batteries compatible with SRB1200

Ideal for demanding maneuvers

8V Lipo Battery with PH2

Upgraded 18V 6

XK919X RC Helicopter, 2.4G 3.5CH Alloy Body Aircraft with Altitude Hold, 15 Mins Long Flight Time, One-Key Take-off/Landing & LED Lights, Durable Indoor Toy for Kids & Beginners Color:Yellow Grade-V0 fireproof: All battery housingsStable Altitude Hold Features an upgraded gyro stabilized system that allows the helicopter to auto hover at a steady height. Combined with one key take off landing, it ensures an easy and stable flight experience for beginners. Rugged Alloy Steel Frame Built with a reinforced alloy steel frame to shield control boards and gears from crashes. The flexible blades and sturdy body are designed to stand up to rough play and frequent drops. 15 Min Long