Waffletechnology (patented in US, Canada and Australia) cleaning cards dramatically outperform flat cleaning cards. Our unique cleaning card design allows anyone to easily and safely maintain devices without opening the equipment or damaging critical sensors. We use spring loaded waffles on our cards to reach and safely add pressure to sensors, effectively cleaning them. | Dust, ink and debris can cloud the optical lens causing bad scans. This can make an automated system into a manual entry system increasing processing time, cost of operation and customer dissatisfaction. | Cleaning must be done at least once per week. Clean more frequently after periods of high usage and outdoor usage. Failure to clean frequently can cause system failure, device downtime and customer frustration. | Clean when experiencing card rejection, reader error or repeated swipes | Use on all Verifon POS swipe, PumpPay, TransitPay, Security or identification terminals