{"type":"product","schema_version":"1.0","item_id":"100455419201","canonical_url":"https://tw.bid.yahoo.com/item/100455419201","title":"【守護神】自動對時WIFI-NTP網路醫院電子鐘時間伺服器對接校時時鐘顯示器","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-04-30T16:37:02.740Z","current_price":13500,"original_price":null,"stock_status":"low_stock","available_quantity":1,"sold_quantity":0,"seller":{"id":"Y8133051382","name":"《守護神光電數位網》","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/482164e1-9ee4-4141-b145-faf2ff6a7edc.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/cc018ada-7bb7-4cf8-91ad-a6ed731ab506.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/d23674e5-677e-4feb-a5bb-aa07af5b827e.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/a2a45dc7-f06f-4314-a943-2c30ff63e7d6.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/a13a6313-ca50-4973-906b-2b74a620962b.jpg","role":"detail","alt":"商品圖片 5","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/d0483dd6-cd42-4652-a239-fa494ea4248e.jpg","role":"detail","alt":"商品圖片 6","width":null,"height":null}],"description":"NTP是網路時間協定(Network TimeProtocol)，它是用來同步網路中各個電腦的時間的協定。\n\n在電腦的世界裡，時間非常地重要，例如對於火箭發射這種科研活動，對時間的統一性和準確性要求就非常地高，是按照A這台電腦的時間，還是按照B這台電腦的時間？NTP就是用來解決這個問題的，NTP（Network TimeProtocol，網路時間協定）是用來使網路中的各個計算機時間同步的一種協議。它的用途是把電腦的時鐘同步到世界協調時間UTC，其精度在區域網內可達0.1ms，在互聯網上絕大多數的地方其精度可以達到1-50ms。\n\n它可以使電腦對其伺服器或時鐘源（如石英鐘，GPS等等）進行時間同步，它可以提供高精準度的時間校正，而且可以使用加密確認的方式來防止病毒的協定攻擊。\n\n看板尺寸  參考\n\n外框  鋁擠型\n\n顯示數碼管  3吋\n\n電源 AC110/220V\n\n功耗  小於 20W\n\n產品壽命   10萬小時\n\n控制方式  網路自動校時\n\n電源線長度  1.5公尺\n\n另外\n\n世界電子鐘 --含當地日期(價格另議)\n\n規格 1430*300*70mm\n\n外框  黑色鋁合金\n\n控制方式  紅外線遙控","shipping_methods":[{"name":"郵局掛號","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳"],"category_id":"23416","category_name":"其他印表機","breadcrumb":[{"id":"23336","name":"電腦、平板與周邊","url":"/tw/%E9%9B%BB%E8%85%A6%E3%80%81%E5%B9%B3%E6%9D%BF%E8%88%87%E5%91%A8%E9%82%8A-23336-category.html"},{"id":"2092073518","name":"印表機","url":"/tw/%E5%8D%B0%E8%A1%A8%E6%A9%9F-2092073518-category.html"},{"id":"23416","name":"其他印表機","url":"/tw/%E5%85%B6%E4%BB%96%E5%8D%B0%E8%A1%A8%E6%A9%9F-23416-category.html"}],"view_count":9,"watch_count":3}