It has a rotating tip, which extrudes a coiled cord behind it as it turns.

它有一个旋转的尖端，其挤压螺旋线背后的事实。

youdao

Do not attempt to use the coiled cord until you have verified with a multimeter that it is not shorted or otherwise damaged.

不要尝试使用连续线，直到您有一个，这不是短路或其他损坏万用表核实。

youdao

The coiled cord is tangle-resistant and easier to manage, while the length permits users to handle their device anywhere in the car while still charging.

ENGADGET: iLuv unveils the Aud 5: a Lightning speaker dock with Bluetooth connectivity for non-Apple wares

Compatible with most USB chargers, the coiled cord is tangle-resistant and easier to manage, while the 6 ft. cable length provides better mobility while in use.

ENGADGET: iLuv unveils the Aud 5: a Lightning speaker dock with Bluetooth connectivity for non-Apple wares