We have 6 VIP's and have just recently purchased 2 Shandon Electrons's. 
I think it is too early to judge their worth.  The cost made it
worthwhile to purchase.  Barb

Barbara Lentz, HTL/MT (ASCP)
Dahl-Chase Diagnostic Services
Webber West, Suite 545
417 State St
Bangor,  ME    04401

phone  (207) 941-8261
fax        (207) 990-2987
Barbara_Lentz@dahlchase.com