【Three in One Charging Cable Roll】One cable is equipped with three interfaces: Apple, Android, and type-c, which can meet most mobile phone types. What's more, this USB cable can be used to charge and transfer data.?In order to prevent the cable from being stuck and unable to be retracted, both ends should be pulled at the same time during use. 【Stretchable Design】This 3 in 1 Charging Cable Roll Type Multi-Function Charger can be stretched on both sides at the same time, and the length is 40-100cm. It is very convenient to use in daily life. The USB data cable can be retracted when not in use, making it easy to carry. 【3-in-1 Tangle Free Cable Roll】The 3-in-1 retractable cable design, flexible and high tensile strength. The phone charger cables cord supports 4 kinds of adjustable length, tangle-free, convenient for storage. 【Fast Charging & Phone Holder】 Pure copper cable core reduces signal loss, charges faster than most standard cables; A simple pulling design to make it becomes a phone holder , which help you hands-free to enjoy your games, videos, The usb cable also supports data transmission. 【Durability & Safety】 This charger cable adopts aluminum alloy, full copper core and TPE. What’s more, high-quality retractor is used inside, so as to prevent to be damaged from pulling. This micro USB charger uses a thick and encrypted all-copper core, which is more efficient and stable for charging.