About this item

• Easy auto. calibration with buffer recognition; auto. temp. compensation (ATC) ensures accuracy in various temperatures (32 to 122F)
• Backed by Apera quality pH sensor with low impedance, ensuring high response rate
• Comes in a rugged carrying case with pH 4&7 buffers and a lanyard
• Auto recognition of stable values improves consistency, so you don't have to guess when to manually hold measurement
• Up to 2000 hours' continuous operation, powered by AAA batteries