Etekcity USB Voice Recorder User s Manual UR 08 Buttons and functions 1 On off button 2 Indicator light 3 Reset button Instructions Recording e Move the power switch to the ON position The indicator light will turn red then blue and the recorder will begin recording e When recording move the power switch to the OFF position to stop recording The blue light will turn off stopping recording and saving the recording files Playback e
User s Manual Etekcity pH Meter Operating instructions 1 OY Ur w Remove the protective cap covering the electrode Rinse the electrode with distilled water Gently dry with a paper towel Turn on the pH meter by using the ON OFF switch on the top of the unit Immerse the electrode in the solution to be tested Stir gently and wait until the pH reading stabilizes After use turn off the pH meter rinse the electrode with distilled water and replace the protecti