Hanna Hi-98127 Pocket Water-Resistant Ph Tester 36865 including the global hit War

including the global hit War Horse

and hands-on instructions

Dealing with Symbols

water wheels and pipes to take the fun to the next level

gripping cliffhangers and striking black & white illustrations

Hanna Hi-98127 Pocket Water-Resistant Ph Tester 36865 including the global hit WarWater resistant, accurate and portable, this handy little pocket meter is a 'go anywhere' pH tester, with a replaceable electrode. Also designed to float if accidentally dropped into water. Dual LCD showing pH and temperature readings simultaneously. The exposed temperature sensor provides fast response time. For convenience the pH readings can be held on the LCD using the HOLD button and the meter will automatically switch itself off to preserve