These are 100 pieces Heat Shrink Butt Connectors、 which can give the connection a effective protection、 even in awful condition.<br><br>Features:<br>Heat shrink wire crimp terminals butt、 can strongly hold the crimps.<br>Waterproof and prevent corrosion、 can effectively protect the connection.<br>Allow visual inspection.<br>Easy to install. Once crimped、 heat with a heat gun to shrink、 creating a permanent waterproof bond.<br>Compare to ordinary connector、 it&#39;s more durable and convenient.<br>These work great for automotive、 marine、 and many other applications.<br><br>Specifications:<br>Color: clear yellow<br>Suits cable / wire sizes: 4-6mm&sup2; / 12-10AWG<br>Length: approx. 42mm<br>Quantity: 100pcs<br>Voltage resistant: £¾600V<br>Volume resistivity(¦¸ cm): &ge;10 15<br>Dielectric strength(KV/mm): &ge;25<br>Protection type: IP67<br>Operating temperature: -55~125¡æ<br>Package Size: 16 * 11 * 3cm / 6.3 * 4.3 * 1.2in<br>Package Weight: 239g / 8.4oz<br><br>Package list:<br>100 * Heat Shrink Butt Wire Crimp Connector<br><br>Tips: Once crimped、 heat with a heat gun to shrink the out sleeve and activate the adhesive creating a permanent waterproof bond.