Haisstronica 260Pcs Heat Shrink Wire Connectors-Marine Grade Heat, 4Colors/6Size Product Details HEAT SHRINK WIRE CONNECTORS KIT DESIGNED FOR SPECIFIC SCENARIOS:The kit includes heat shrink butt connectors,fork connectors and ring connectors.Provide time-saving and space-saving options for wiring projects. MATTE TIN-PLATED RED COPPER THICK:Effectively prevent copper layer rust and then cause bad contact,anti oxidation prevent electrical sparks.Highly conductive.Brazed-seam ensures the wire does not get damaged when crimped. DOUBLE WALLED HEAT SHRINK:Rugged and puncture resistant.The liner includes enough hot melt adhesive to shrink and wrap the wire to form a tight seal.Waterproof. ELECTRICAL CONNECTORS WITH ABYC STANDARD:The connector, strong sealing, salt-resistance, and corrosion resistance, provide reliable performance that withstands the test of harsh environment. BUYER CONFIDENCE:We stand behind the quality of our products. If for any reason you are not satisfied with your purchase,please contact us.We offer a 30-day money-back guarantee,and a 12-month replacement warranty giving customers a 100% Satisfaction Guarantee for risk-free purchases! Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.