... : 11VDC-14VDC; 3AOutput Contact: Access control, Electric Lock, Release ButtonTime Relay: 0~30sec.Aptional Accessories: Backcup Battery, 12V/ ... 50W 3.5-4A. Stable, with high efficiency.Suitable For : Access control, Electric lockWeight: 2.9kgStandard Packing: 8pcs ... .Except for human activities For the non-human factors of product quality issues, ...