Feature(may vary by option.)

●Size: approximately 3.7 x 1.8 inches (9.5 x 4.5 cm)
●Gel sheets will wear out upon usage.The pads may lose their adhesiveness overtime which will lower the quality of the signal. Please replace the pads at your own discretion.
●On average, the sheets need to be replaced after 40 uses (when they start to lose their adhesive quality).

[Style-3]

Description