We have already seen glimses of the kind of products to expect from Haswell:
Samsung ATIV Q
Asus Transformer Book Trio
Dell XPS 11
All with over 10 hours of battery life!
We are still waiting on Haswell refresh of the following products:
MS Surface Pro
More incredible products to come with launch of Y-series Haswell and Bay Trail!
Can't wait for the fanless Haswell tablets