or practice a lot of cromatic stuff on the real low frets or on and acoustic would be even better

------------------------------------2p1h2-----
-----------------------------1h2p1-------
----------------------2p1h2-----------
---------------1h2p1-----
--------2p1h2-----------
-1h2p1-----------------

do that pattern up and down with your index and middle finger, then do it with your middle and ring finger, then your ring finger and pinky

over and over