Join Date: Nov 2009
Thanked 118 Times in 108 Posts
Rep Power: 8
The 30-hour criteria is a bust. It's not going to happen, not even if you dropped the extra coin for Li4Pho batteries.
At the very least, it would take more space and more weight than your old system did by a considerable margin.
All other criteria are do-able.
1981 Tartan 33 #168