specification: 1&High Quality and Durable,LCD diplay 2& Easy to Calibrate 3& Accuracy: ±0.1 pH（20°C ) 4& Use Environment: RH 95%, 0-50℃（32～122℉ ) 5& Battery: 3×1.5V LR button cell 6& Adjustment: trimmer potentiometer Feature: *Color: yellow *Size:6 x 1.2 x 0.8 in( 152×29×15mm) Weight：4.2 oz/120g *How to use Please look the picture and User Manual !!! **Package Included: 1X PH Tester 1X Carry case 1 XCalibration screwdriver 2 X ph buffer powder 1 X User manual ***Note: Be careful with the glass probe since it may be a little fragile when you use. Remember to gently wipe it with a clean, soft cloth when you're done before capping it again. ****Customer is God ！！！ Insure: If you are not satisfied with the product, we will be unconditional refund！！！
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