Dear friend， thank you for your order， when you place an order， please note Qpost / Qtalk， we will contact you.

If you think the product is good， please give us positive feedback. Thank you for your support!

Measuring pH Range: 0.0 - 14.0 pH

◆Resolution: 0.1 pH

◆Accuracy: ±0.1 pH (at 20°C/68°F)， ±0.2 pH

◆Operating Temperature: 0 - 50°C (32 - 122°F)

◆Calibration: Manual， 1 point

◆Relative Humidity: !#!lt!*!95%

◆Life: Approx.700 hours of use

◆Size: 152mm x 30mm x 15mm (5.9x1.2x0.6")

◆Trimming: By potentiometer

◆Battery: 3*1.5v (AG-13 button battery)?(included)

◆Net Weight: Approx. 57g (after installed batteries)

Package:

◆1 x Digital PH Meter Tester Pen

◆1 x Calibration Adjustment Screwdriver

◆3 x Button Cell Batteries?(included)

◆1 x User Instruction Manual (English)

NO Retail Box. Packed Safely in Bubble Bag

?