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I'm looking to get a couple more batteries for these cheesy, but fun, little indoor drones. The size of the battery is a 3.7v 27x19x8mm. I'm not sure what the mah's are on the battery, but I'd like the weight to come in about on par with these current ones at 5 grams. Small batteries! Also...

So, some of you know I have this Flying 3D X8 that Gearbest sent to me with problems. It's looking like I am stuck with this so now I need to figure out what direction to go. I'd rather keep and build something with this if practical, but I will part it out if it makes more sense. The first...