New from Blade, it's the Ultra Nano Blade µSR! Weighing in at under one-thousandth of an ounce, the nimble µSR takes ultra nano helicopter performance to the next level! The first kit from Blade includes everything you need to get up and flying, including: Magnifying glass for parts replacement, 7.4V 5000 mAh 45C Li-Po battery and more! (Charger sold seperately.) For outdoor use only. Check it out!