Only one clamp spring clamp can be easily installed and disassembled.

只需一个卡簧钳就可轻松安装拆卸。

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A separating clamp spring seat is arranged in the key groove which is provided with a separating clamp spring.

键槽中置有分离卡簧座，并夹装有分离卡簧；

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The controller's built-in adjustable spring-loaded clamp allows secure docking of any Android handset (including the Samsung Galaxy S3) or iPhone while sturdy soft rubber clasps protect handsets from being scratched or damaged.

ENGADGET: Gametel Bluetooth mobile controller lands stateside for $49.99

You see, it attaches itself to your handset with a plastic spring-loaded clamp, and despite feeling a bit flimsy, it held the phone quite securely as we shook it to and fro.

ENGADGET: Gametel bluetooth controller for Android and iOS hands-on