[High Quality]-ABS quick connector, electrolytic copper, the shell is very sturdy, not easy to break. break and the insulation is stronger.[High Security] quick splice are flame retardant, heat resistant humidity and provide security. increased.[Easy to clean. Connect] - No soldering or stripping of wires required, just insert the blue cover and tighten to connect. 3 wires with a diameter of 0.5 mm2 to 1.5mm2 can be connected.[Waterproof and stable connection] - Thanks to continuous design optimization, this quick cable connector will be firmly connected. to the waterproof cable, which is safer and will not be disconnected.[Applications] - The cable connectors can be used in many projects of wiring, for example. outdoors, gardens, robotic lawn mowers, invisible fences for dogs, underground placement, also suitable for outdoor use. to laying underground, etc.