{"type":"product","schema_version":"1.0","item_id":"100949838508","canonical_url":"https://tw.bid.yahoo.com/item/100949838508","title":"►233◄兩線電壓表0.28寸 DC4V-40V 藍色 直流電壓表頭 二線 摩托車電壓表 數顯表 七段顯示器","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-01T23:38:49.293Z","current_price":24,"original_price":null,"stock_status":"in_stock","available_quantity":994,"sold_quantity":5,"seller":{"id":"Y2849097376","name":"宇倉電子-全館(已含稅)開發票","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/da14f8ae-ca16-4414-a883-38bca8a50e80.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/43b3402f-dc98-4923-aedd-bfda250cb261.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/32981bfe-bec9-4f42-8ad4-7a43c72bcfd4.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null}],"description":"此賣場為 藍色\n\n本電壓表體積超小，採用0.28英寸的高品質數碼管顯示，量程直流DC4-40V，打破常規電壓表，是最新款設計，可工作於5V、9V、12V、24V等，無需穩壓。配有標準導線，方便接入汽車/電瓶車/摩托車車內線路，具有反接保護功能，線接反不會燒。注意使用最高輸入電壓不能超過40V，否則有燒毀的危險 。\n\n為達到最佳測量精度，本電壓表會根據測量電壓的不同自動移動小數點的位置。在測量10V以下電壓時，小數點後顯示兩位元；在測量10V以上電壓時，小數點後顯示一位元。即能照顧到電池用戶的對測量精度的需要，又能照顧到測量更高電壓的需要。\n\n本電壓表可用於測量18650電池、手機鋰電池、鎳氫電池組和其它電池組的電壓，以及摩托車、汽車等電瓶的電壓，也可用於其它電壓測量用途。\n\n●高精度\n\n●低啟工作電壓:4V。\n\n●具有反接保護，接反不燒。\n\n測量範圍:DC4-40V\n\n供電範圍:無需另外電源供電，直接使用受測電壓作為電源，範圍同上，最高輸入:DC40.0V。\n\n注意：輸入電壓高於40V有可能永久性損壞！\n\n允許誤差:±1%；大於等於10V時誤差是±0.3V；小於10V時誤差±0.10\n\n輸入阻抗:> 100K歐\n\n工作電流:紅色< 30Ma\n\n刷新速度:約200mS一次\n\n顯示方式:三位0.28”LED七段顯示器\n\n顯示顏色:紅色、綠色、黃色、藍色\n\n引線長度:約19.5cm\n\n外形尺寸:30 x 11x 9 mm，長X寬X厚","shipping_methods":[{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"萊爾富取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","信用卡一次付清","萊爾富取貨付款","7-ELEVEN取貨付款"],"category_id":"2092073513","category_name":"其他耗材","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":"2092072621","name":"耗材與線材","url":"/tw/%E8%80%97%E6%9D%90%E8%88%87%E7%B7%9A%E6%9D%90-2092072621-category.html"},{"id":"2092073513","name":"其他耗材","url":"/tw/%E5%85%B6%E4%BB%96%E8%80%97%E6%9D%90-2092073513-category.html"}],"view_count":0,"watch_count":1}