{"type":"product","schema_version":"1.0","item_id":"100804582776","canonical_url":"https://tw.bid.yahoo.com/item/100804582776","title":"附發票『升級版單光束紅外對射警報器20米』道閘信號/圍牆防盜/門窗防盜/戶外防盜","subtitle":"道閘信號/圍牆防盜/門窗防盜/戶外防盜","condition":"全新品","currency":"TWD","observed_at":"2026-04-25T11:42:15.892Z","current_price":599,"original_price":null,"stock_status":"in_stock","available_quantity":10,"sold_quantity":0,"seller":{"id":"Y3225643356","name":"Y3225643356","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/0c6486fd-7dec-4b3c-9051-288746c52aeb.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/16ec82c7-7639-4a6d-a10a-a1ab61e10aa6.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/928c9f92-0f77-4610-9f0a-9ca3cbe4420c.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/b3565c62-27c1-4d26-8656-32a90e0b70c6.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/aa2fc8de-ff89-454b-90e2-f63ef1770df5.jpg","role":"detail","alt":"商品圖片 5","width":null,"height":null}],"description":"＊＊＊賣場皆含稅,附發票   ＊＊＊\n\n如需開三聯式發票,請在下單前提前告知並告知公司抬頭和統編,謝謝!\n\n技術參數\n\n工作電源：DC10.5V~24V/0.5A\n\n最大消耗電流：TX:17.3maMAX RX:27.3maMAX\n\n光源：紅外數字脈衝式\n\n紅外線波長：940nm\n\n紅外線發射頻率：393Hz\n\n觸發時間：50ms\n\n應答速度：開路時間≧２秒\n\n探測方式：一光束遮段檢知式\n\n對射夾角：＜±10°\n\n警戒距離：≦20m\n\n繼電器觸點容量：AC、DC30V、0.5Amax\n\n使用環境條件：-25℃~+55℃\n\n外型尺寸：76*48.2*30mm\n\n  \n\n安裝說明\n\n最佳安裝高度應大於20cm。安裝時應使紅外保護裝置垂直放置，並在同一水平線上。LED1、LED4為電源指示燈，LED2為警報指示燈，LED3為信號強弱指示燈(LED3正常量就表示調適完畢)。\n\n  \n\n注意：由於本產品發射功率較大，因此發射器和接收器距離太近時會出現無反應的現象，此時應把它們拉開至少1米後再試。當安裝距離很近時，發現不靈敏現象，可把發射和接收中的聚光透鏡除掉，即可提高靈敏度。\n\n  \n\n下單前先詢問現貨狀況!\n\n＊為了不因退換貨而浪費您寶貴的時間，如對商品有疑問，下單前請先詢問賣場\n\n因我們是一般賣場，故無法使用系統退換商品，只能以超商或郵寄方式退換貨\n\n退貨的理由：不會用、買錯、不適用…（非產品本身的問題），一律不退貨\n\n請勿用負評方式來溝通，對於商品的問題，請於平台的聊聊留言。\n\n賣場不是24小時客服，無法馬上回復，請買家耐心等候～＊","shipping_methods":[{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","7-ELEVEN取貨付款"],"category_id":"2092080433","category_name":"警鈴/防盜器","breadcrumb":[{"id":"24198","name":"居家、家具與園藝","url":"/tw/%E5%B1%85%E5%AE%B6%E3%80%81%E5%AE%B6%E5%85%B7%E8%88%87%E5%9C%92%E8%97%9D-24198-category.html"},{"id":"2092080429","name":"居家安全","url":"/tw/%E5%B1%85%E5%AE%B6%E5%AE%89%E5%85%A8-2092080429-category.html"},{"id":"2092080433","name":"警鈴/防盜器","url":"/tw/%E8%AD%A6%E9%88%B4-%E9%98%B2%E7%9B%9C%E5%99%A8-2092080433-category.html"}],"view_count":0,"watch_count":2,"hashtags":["單光束紅外對射警報器","警報器","防盜"]}