Using LiPo Batteries for FPV Drones: A Beginner's Guide with Top Product Recommendations - Oscar Liang
WLtoys Lithium accu -
Making a "DIY" Lipo Battery Pack (for an AR Drone) - Ec-Projects - YouTube
Amazon.com: 3.7V 100mAh 20C Lipo Battery for WLtoys V272,Cheerson CX-10 Mini Quadcopter Estes Proto X, Syncro X, Hubsan Q4 Nano Quadcopter 4 Pack with USB Charger : Toys & Games
Amazon.com: 3.7V 1800mah Lipo Battery 25C JST Plug for RC Quadcopter Drone Battery 2 Pack with USB Charger : Toys & Games