Solder Seal Wire Connector Waterproof Heat Shrink
4.Dual-walled design tubing of waterproof solder wire connectors: polyolefin tubing on the outside and hot melt adhesive inside,More solder alloy added inside to avoid wires slipped out of the electrical wire connector.Improve the soldered wire splice connectors stability. 5.You can control the operating temperature and heating time.
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