{"product_id":"aneng-b21-rechargeable-voltage-tester-pen","title":"ANENG B21 Rechargeable Digital Voltage Tester Pen with Screwdriver Bits \u0026 NCV Detection","description":"\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eANENG B21 Rechargeable Digital Voltage Tester Pen\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eThe ANENG B21 is a multifunction electrical tester designed for electricians, technicians and DIY users.\u003c\/p\u003e\n\u003cp\u003eCombining voltage detection, screwdriver functionality and rechargeable power, the B21 provides a practical all-in-one solution for electrical inspection and repair tasks.\u003c\/p\u003e\n\u003cp\u003eWith NCV detection, live wire identification and insulated protection design, it helps users perform electrical testing more safely and efficiently.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0744\/6351\/0679\/files\/1_403bf37a-4ef4-4e95-acbf-7cd22eeb5065.webp?v=1788504761\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch1\u003eMore Than a Voltage Tester\u003c\/h1\u003e\n\u003cp\u003eThe B21 integrates multiple electrical testing functions into a compact professional repair tool.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNon-contact Voltage Detection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDetect AC voltage safely without direct contact.\u003c\/p\u003e\n\u003cp\u003eMeasurement range:\u003c\/p\u003e\n\u003cp\u003eNon-contact:\u003cbr\u003e30~1000V AC\u003c\/p\u003e\n\u003cp\u003eContact:\u003cbr\u003e3~600V AC\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLive Wire Identification\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eQuickly identify live and neutral wires during electrical inspection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContinuity \u0026amp; Break Point Detection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCheck circuit continuity and locate wire break points efficiently.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDual Color Display \u0026amp; Alarm System\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eScreen backlight changes color with buzzer warning for faster voltage identification.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRechargeable Battery System\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBuilt-in:\u003c\/p\u003e\n\u003cp\u003e14500 lithium battery\u003c\/p\u003e\n\u003cp\u003e3.7V \/ 300mAh\u003c\/p\u003e\n\u003cp\u003eSupports convenient Type-C charging.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMulti-function Screwdriver Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIncludes interchangeable screwdriver bits for different repair applications.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0744\/6351\/0679\/files\/2_4183e5d3-c6b5-4ccd-9e21-0bdadddd455d.webp?v=1788504761\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch1\u003eDesigned for Electrical Repair and Daily Maintenance\u003c\/h1\u003e\n\u003cp\u003eThe ANENG B21 is suitable for:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHome Electrical Inspection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCheck sockets, switches and household wiring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eElectrical Installation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIdentify voltage presence during installation work.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eElectronic Repair\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSupport basic electrical troubleshooting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDIY Maintenance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA compact tool for everyday repair tasks.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0744\/6351\/0679\/files\/7_b6691a70-cf46-4b18-9bf8-1f0095d1b35a.webp?v=1788504761\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch1\u003eSafe Design for Professional Operation\u003c\/h1\u003e\n\u003cp\u003eThe B21 combines electrical protection with practical working features.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNCV Non-contact Detection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProvides safer voltage testing without direct electrical contact.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInsulated Rubber Handle\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eImproves grip and electrical protection during operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCAT Safety Rating\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCE CAT II 1000V\u003c\/p\u003e\n\u003cp\u003eCAT IV 600V\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuilt-in Flashlight\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProvides additional lighting in dark working environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLow Battery Indicator\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReminds users when charging is needed.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0744\/6351\/0679\/files\/8_6bd6d918-7fd8-4d92-8e71-30a9e8ad7bb2.webp?v=1788504761\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch1\u003eTechnical Specifications\u003c\/h1\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eANENG B21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eRechargeable Digital Voltage Tester Pen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNon-contact Voltage\u003c\/td\u003e\n\u003ctd\u003e30~1000V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Voltage\u003c\/td\u003e\n\u003ctd\u003e3~600V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e50~60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Rating\u003c\/td\u003e\n\u003ctd\u003eCE CAT II 1000V \/ CAT IV 600V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eBacklit Screen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarm\u003c\/td\u003e\n\u003ctd\u003eScreen Color Change + Buzzer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery\u003c\/td\u003e\n\u003ctd\u003e14500 Rechargeable Lithium Battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Capacity\u003c\/td\u003e\n\u003ctd\u003e3.7V 300mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctions\u003c\/td\u003e\n\u003ctd\u003eNCV, Live Wire Detection, Continuity Test, Break Point Detection, Flashlight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScrewdriver Bits\u003c\/td\u003e\n\u003ctd\u003e10pcs Interchangeable Bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging\u003c\/td\u003e\n\u003ctd\u003eType-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e200 × 80 × 45mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e262g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0744\/6351\/0679\/files\/11_f422f419-94b7-4db1-b720-5e13c91f027a.webp?v=1788504761\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch1\u003eWhat's Included\u003c\/h1\u003e\n\u003cp\u003e1 × ANENG B21 Voltage Tester Pen\u003c\/p\u003e\n\u003cp\u003e1 × Carrying Bag\u003c\/p\u003e\n\u003cp\u003e1 × Type-C Charging Cable\u003c\/p\u003e\n\u003cp\u003e1 × 10pcs Screwdriver Bits Set\u003c\/p\u003e\n\u003cp\u003e1 × User Manual\u003c\/p\u003e\n\u003cp\u003e1 × Retail Packaging Box\u003c\/p\u003e","brand":"ANENG Tools","offers":[{"title":"Red","offer_id":48202057973911,"sku":"203421","price":49.99,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":48202058006679,"sku":"203422","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0744\/6351\/0679\/files\/14_40126d14-0e9a-4a67-9498-6f9b2c32552d.webp?v=1788504761","url":"https:\/\/anengtools.com\/products\/aneng-b21-rechargeable-voltage-tester-pen","provider":"ANENG Tools","version":"1.0","type":"link"}