90 day warranty from purchase date against manufacturer’s defects. Note that that the warranty does not cover corrosion inside of the battery compartment, water damage due to extended submersion, or from breakage due to dropping the unit. It also does not cover lost battery caps, o-rings, battery holders, or anchors. Please email returns@thefishcall.com to obtain a RMA number and return the unit back to us. Warranty valid for original buyer only. Must show proof of purchase. If it is determined to be defective, we will send you a replacement unit at no charge.