JS-120C / JS-120D 緊急求救按鈕

		JS-120C / JS-120D 緊急求救按鈕 (此為待機狀態,上半部緊急求救鈕凸出,按下或拉繩即可觸發開關)

		JS-120C / JS-120D 有銀色面板蓋闆可選

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