prototype specs: battery: 3S battery nominal Voltage:12.0 V capacity 2832 mAh 3300mAh [https://robu.in/product/orange-3300mah-3s-25c-60c-lithium-polymer-battery-pack-lipo/] mass distribution: total: 2.09 structural:0.91 payload:0.44 battery:0.23 avoionics: 0.50 wing span: 0.88 props: 10 inch motor: 2200 kV round trip time: 24.4 mins mission time: 19.2 mins