The Acuspark comes with a limited lifetime warranty replacement guarantee.

Should your device fail for any reason, it will be replaced for a small service fee of $25.00, which includes shipping and handling. To obtain a replacement, mail your device to the address listed below. Include a check or money order for $25.00 made out to Acuspark.  Be sure to enclose your return mailing address for shipment of the new device.

Acuspark, P.O. Box 366, Suwanee, GA 30024