From Yihi :
Q: 1. 200w from dual 18650 ???? 133w maybe ?
Q: 2. your dream come true. But I'm not sure if it'll be a true 200w
A: As long as make sure the 35A battery, with 0.2ohm resistance, Voltage 6.32V, Current 31.62A, it can reach 200W for sure, we already tested it...