Nút ấn khẩn cấp HIKVISION DS-PD1-EB – Shell Material: Flame Retardant ABS. – Connection Mode: NO/NC. – Dimension (L x W x H): 49.5 × 53.5 × 32.5 mm. – Capacity: 250 VDC/300mA. Vu Baosmnet.vn