400 Yellow Solder Seal Wire Connectors Awg12-10, Marine Grade Waterproof Product Details ?Premium Solder Seal Ring?- Plustool solder seal wire connectors are composed of high-purity and thick solder rings. The enough solder around the wire, melt and flow until form seal on the wire. Shrinking ratio: 2:1. Tubing reduces in size and solder will melt and flow through the stripped wires, ensure strong holding --- your wire will never slip out of the connector. ?Easy To Use?- With a heat gun only, in one step create a compact, secure, waterproof and insulated connection, much faster and easier than the old way. Besides, transparent sleeve provides precise inspection when strip and insert wires inside. ?Waterproof Insulation?- Enough hot melt adhesive to create a good waterproof seal. The melted solder ring wraps the wire to prevent metal exposure. Dual-walled design - Polyolefin tubing outside provides insulation and improves pullout strength. There are two hot melt waterproof adhesive rings in each butt connector, which help it hold up better to moisture. ?Improved Technology?- Lower temperature solder will melt faster and prevent burns in the insulation tubing. Butt connectors fetures exclusive material to avoid shrink tubing melting before solder ring. For best results, apply heat with a heat gun while continuously rotating a connector. This technique ensures even heat distribution. Besides, it can be bent after connection and no need to crimp or solder in the confined area. ?Great Value?- The package includes 400PCS Yellow Solder Seal Wire Connectors. It allows for factories, enterprises, schools, or stores where butt terminal are used frequently. Plustool electrical wire connectors butts comply with CE, RoHS, ISO9001, SGS standards. For any reason you're not satisfied with this deal, you're covered by our 60 day NO-QUESTION-ASKED MONEY BACK. 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.