Overview Product Description Extech Oyster Series pH/mV/Temp Meter Kit 1 Exclusive Oyster Design can be used in the lab or in the field Large LCD built into adjustable “flip-up” cover displays pH or mV and Temperature simultaneously Neckstrap for “hands-free” operation Stores/recalls 25 labeled readings Min/Max; ATC or MTC Self diagnostics display codes 5 point buffer recognition (1.68, 4.00, 7.00, 10.00, 12.45) with adjustable buffer values Product Videos Custom Field Shipping FREE Product Reviews