Nikonremote.com warrantees the remote controls for one full year to be free from defects and workmanship.  This does not include the batteries or accessories OR MISUSE OR PHYSICAL DAMAGE!.    The accessories may be warranted by the other manufactures.  If you have a problem with the remote (or camera settings), please refer to your camera manual first because it might appear that the remote is not working when actually it is the camera setting in one of your menus or bad batteries.  A CALL TO US CAN SAVE YOU A LOT OF AGRIVATION - SO PLEASE CALL US IF YOU ARE HAVING TROUBLE!!!!  Our Phone is 435-613-0350 (if not answered by a person, please leave a message and we will return your call.) and email is k3rzd (at) ingram-tech.com