ET 73 is the way to go for both the pit & meat temps. Depending on the type of smoker, you might want to check out the longer (5 foot long!) probes.
CBJ # 22569
KCBS BoD Judges' Advocate
Member of the 100 Contest Club
Possibly the only judge ever to get an award from a bunch of cooks
UDS 075 UCB WSM and a bunch of other stuff.
The above post is only my opinion - mine & mine alone.