Jerry, I have the HI 98129, just got it 2 weeks ago, so I can't say how reliable it is. But it has held it's calibration and I like it. Simple and easy to use. Matt ------------------------------------------------------------------------- This is the apistogramma mailing list, apisto@listbox.com. For instructions on how to subscribe or unsubscribe or get help, email apisto-request@listbox.com. apisto-digest@listbox.com also available. Web archives at http://lists.thekrib.com/apisto Trading at http://blox.dropship.org/mailman/listinfo/apisto_trader