Thank you for viewing! This is a cable that can split a DC power supply into 4 branches. Ideal for power distribution for LED lighting, surveillance cameras, effect boards, etc. 【Shape】DC power splitter cable (female jack → male plug x 4) 【Size】 ・Plug dimensions: Outer diameter approx. 5.5mm / Inner diameter approx. 2.1mm ・Length guide: Based on the 15cm ruler in the photo, approx. 15cm from the base to the branch, approx. 18-20cm for each branch, total length approx. 35-40cm (please allow for some error) 【Uses/Features】 ・Powers 4 devices from a single DC adapter 【Important - Requires technical knowledge】 ・This product is a cable that "parallel distributes power." Please use it only for splitting the output of a single power adapter to multiple devices. ・Do not mix multiple power supplies with this cable (connecting or merging adapters is not allowed). ・Make sure the total current of all devices does not exceed the adapter's rating. Overload or short circuits can cause heat, malfunction, or fire. ・Please confirm the voltage, polarity, and plug dimensions on your end before purchasing. This product is for those with basic knowledge of electrical work and power supplies. Please refrain from purchasing if you are unsure. 【Notes】 ・Please use it so that the total current does not exceed the power adapter's rating. ・Returns due to incorrect plug size or polarity are not accepted. ・The ruler in the photo is for size comparison. Instant purchase OK / Discounts and bulk purchases are also negotiable. We will carefully pack and ship. #DC cable #Power splitter #5_5x2_1mm #LED #Effect board #Surveillance camera #Power adapter