Model Number: KT-401H Key Specifications/Special Features: ●Test range is between 1× 104 to 1999×104 ions/cc●Date hold● Tiny shape●Resolution: 1× 104 ions/cc● Tiny shape● Display concentration of positive and negative air ion● Check ion generator● LCD display: max reading of 1999● Test the textile or cloth,judge the ion's polarity and concentration● Attention:don't touch the rear square metal of the tester when testing
● Supplied by LR44 button size battery
● Dimensions:78mm(L) x 27mm(W) x 9mm(H)