1[Simple To Use] Just press the two sides of the built in lock on the male connector with your fingers, it can be easily inserted and unplugged, and not easy to fall off. 2[IP68 Waterproof] One set includes male and female connectors, using high strength waterproof circle, which is IP68 waterproof and dustproof. 3[Flame Retardant] High quality PPO material, which is radiation resistance, impact resistance, flame retardant, and can be used for a long time. 4[Temperature Resistant] Solar panel branch connector can withstand temperature from 40~+135, which is safe and stable, so you can use it with confidence. 5[Widely Application] This parallel branch connector has exquisite workman and multi point connection, which is widely used in solar panel connection. Item Type: Branch Connector Material: PPO plastic body + copper tinned hardware + PV wire Model: 15MCY301 Rated Voltage: 1500V Insulation Material: PPO material Conductor Material: Copper tinned Ambient Temperature: -40~+90 Product Temperature Resistance: -40~+135 Security Level: DCII Waterproof Grade: IP68 Contact Resistance: 0.35m Connection System: Multi point connection Self Locking System: Embedded Wiring Specification: 4m Wiring Method: Crimping Rated Current: 30A Flame Retardant Grade: UL94-VO Application: Solar panel connection Weight: Approx. 414g / 14.6oz 2 Setx Branch Connector (4PCS)Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.