Return Policy Can be returned for replacement within 7 days of delivery. Buyer must ship unit back to Basin Boat Lighting in same package as the batteries are Lithium Metal and require package markings. No replacement will be issued until device is assessed. If in like new condition and product is defective, shipping cost will be refunded. If the unit has been damaged by the customer, the repair will be charged to the customer. Startup Guide and User Manual are available at the website. Failure to follow Startup Guide may result in damage to your device. We are always available to assist.