Haisstronica 350Pcs Solder Seal Wire Connectors Kit, 26-10, 4 Colors/4 Sizes Product Features Durable: Haisstronica waterproof connectors are made of high-quality materials that are resistant to corrosion, rust, and wear, making them long-lasting and suitable for use in harsh environments. Haisstronica's solder seal wire connectors have an exclusive design with high-purity, thick solder rings that create durable and reliable connections when heated. Impeccable Quality:Made of high-quality hot melt adhesive material which will melt the rich adhesives and wrap the solder wire connectors to form a seal when being heated,the solder seal connectors ensure moisture resistance and strength for durable wire connection in wet conditions. With its EVA materials,the heat-shrink tube of solder seal wire connectors provide clear visibility of the soldering penetration and premium abrasion resistance for long-term reliability. We are committed to the quality of our products and offer a 30-day money-back guarantee and 12-month replacement warranty,ensuring 100% customer satisfaction. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!