DevilFish,
1) Auto battery
2) 3.6v consistent discharge meaning the battery discharges at 3.6v until just before it's drained.
other
batteries decrease in discharge and wain until they are discharged.
3) There is a white version available just add that you want white in the comments section on the checkout page
4) 65mm batteries 220mHa (the one in the starter kit) 78mm batteries 320mHa (available in manual or auto)
Hope this answers all your questions.
Netter
