Professional production and sales of self-locking switch key. Since the lock button switches, touch switches. Toggle switch, push button switch.

专业生产和销售按键自锁开关。自锁按键开关。轻触按键开关。拨动开关。按钮开关。

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The headset socket USB socket DC socket. Button switch. Micro switch, vibration switch. Door lock switch. Straight key switches. Vibration switch.

DC插座。按钮开关。微动开关。震动开关。门锁开关。直键开关。振动开关。门锁开关。检测开关；

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Press the red button (A2) to switch the instrument on. The instrument will power down 20 seconds after the last key has been pressed. All information stored, being retained.

按红色按钮(a2)将仪器启动，仪器将在20秒没有任何操作后关机。所有的信息将会被记录保留。

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