About this item: [Junction Box]: the electrical connector include " live wire" "neutral wire" and "earth wire"; Rated voltage: 450v, rated current: 16A High quality junction box: IP68 waterproof, high temperature, corrosion resistant, ambient temperature: -40C to 105C. Easy to install electrical connector: insert wire directly without screws (The stripping length of the wire end shall be in accordance with the size of the picture), fast and convenient Sealed waterproof junction box : IP68 Waterproof / -proof / Dust-proof. Silicon rings and clamping nuts provide the perfect waterproof and excellent sealing, Can be used in water but not more than 3.5m. Wide range of uses: the connector is used for line-to-line extension and external wiring. It is suitable for connecting garden and outdoor displays, tunnel lights, road landscape lights, underwater lights, street lights, etc. it is a safe DIY tool. Technical Specifications: Products name: Quick connect waterproof junction box Number of Poles: 3Pin Rated Voltage: 450V Rated Current: 16A Wire Section: 0.5-2.5mm Outer Cable Diameter: 5-9mm, 9-12mm , suit for most usually power cord Temperature Range: -40C-+105C Waterproof level: IP68 Warnings: After completion, please confirm again whether the screw has been tightened and the cable is completely sealed. Please 't use the waterproof joint box when it is seriously damaged. Please 't let children eat by mistake. Operate in the event of a power outage. Material: nylon colour: black Package Contents: 5 x waterproof connectors (each with 5-9mm (installed) and 9-12mm two sealing rings) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.