{"product_id":"9v-buzzer-continuity-tester-wire-pcb-cable-test-tool","title":"9V Buzzer Continuity Tester – Wire, PCB \u0026 Cable Test Tool","description":"\n\u003ch2\u003e9V Buzzer Continuity Tester – Quick Wire, PCB \u0026amp; Cable Diagnostics\u003c\/h2\u003e\n\u003cp\u003eKnow instantly whether a wire, cable, switch, or PCB trace is conducting — no guesswork, no complex setup. This compact \u003cstrong\u003e9V Buzzer Continuity Tester\u003c\/strong\u003e gives you both an audible alarm (~100 dB buzzer) and a visual indicator light the moment a complete circuit is detected, making it one of the most reliable and easy-to-use continuity checkers for hobbyists, electricians, and DIY enthusiasts alike.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Feedback:\u003c\/strong\u003e 100 dB buzzer sound \u003cem\u003eand\u003c\/em\u003e LED indicator light confirm continuity at a glance and across noisy environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in 9V Battery Compartment:\u003c\/strong\u003e Slide-open battery cover makes replacement quick and tool-free. (Battery not included.)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eZero Idle Current Draw:\u003c\/strong\u003e When the red and black probes are not in contact with a circuit, no current is consumed — preserving battery life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Loop Current:\u003c\/strong\u003e ~20 mA when the circuit is closed — safe for most wiring and cable testing applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRugged ABS Housing:\u003c\/strong\u003e Compact white ABS body (93 × 55 × 30 mm) fits comfortably in hand or a tool pouch.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Accessories Available:\u003c\/strong\u003e Choose your preferred kit — bare tester, crocodile clip leads, multimeter-style probe wires, or a full combo set.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eInsert a fresh 9V battery (not included) and close the battery cover.\u003c\/li\u003e\n  \u003cli\u003eConnect your preferred test leads (crocodile clips or probe wires).\u003c\/li\u003e\n  \u003cli\u003eTouch the red and black ends to the two points of the wire, cable, or switch you want to test.\u003c\/li\u003e\n  \u003cli\u003eIf the buzzer sounds and the indicator light activates — the circuit is \u003cstrong\u003econducting\u003c\/strong\u003e. Silence means an open or broken circuit.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003e⚠ Important Safety Notice:\u003c\/strong\u003e Always ensure the circuit under test is completely \u003cstrong\u003epowered off and unplugged\u003c\/strong\u003e before testing. This tester is not designed for live circuits or for testing delicate micro-electronic components.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9V (battery not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLoop Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~20 mA (when conducting)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBuzzer Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~100 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABS Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e93 × 55 × 30 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Options\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOption A:\u003c\/strong\u003e 1× Continuity Tester (no leads)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOption B:\u003c\/strong\u003e 1× Continuity Tester + 1× Red \u0026amp; Black Crocodile Clip Wire\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOption C:\u003c\/strong\u003e 1× Continuity Tester + 1× Multimeter Probe Wire Set\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOption D:\u003c\/strong\u003e 1× Continuity Tester + 1× Multimeter Probe Wire Set + 1× Red \u0026amp; Black Crocodile Clip Wire\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-channel-relay-module-dc-3-3v-24v-optocoupler-arduino\"\u003e1-Channel Relay Module DC 3.3V–24V Optocoupler for Arduino\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/0-25mm-1000-turn-precision-copper-inductor-coil-diy-electronics\"\u003e0.25mm 1000-Turn Precision Copper Inductor Coil for DIY Circuits\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/0-60mpa-pressure-gauge-s60h-diesel-injector-nozzle-tester-8000psi\"\u003e0-60MPa Pressure Gauge for S60H Diesel Injector Nozzle Tester\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor further guidance on electrical safety when testing circuits, refer to the \u003ca href=\"https:\/\/www.osha.gov\/electrical\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eOSHA Electrical Safety Resources\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What types of components can I test with this 9V buzzer continuity tester?\u003c\/h4\u003e\n\u003cp\u003eA: This continuity tester is ideal for testing wires, cables, PCB board traces, switches, and similar components to determine whether they form a complete conducting circuit. Note that it is not recommended for testing delicate or very small micro-electronic components due to its ~20 mA loop current.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the continuity tester come with a battery?\u003c\/h4\u003e\n\u003cp\u003eA: No, the 9V battery is not included. The tester features a slide-open battery compartment for easy, tool-free battery replacement whenever needed.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this tester on a live or powered circuit?\u003c\/h4\u003e\n\u003cp\u003eA: No. This tester is designed for use on circuits that are fully powered off and unplugged. Using it on a live circuit could damage the tester or create a safety hazard.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What accessories come with the tester?\u003c\/h4\u003e\n\u003cp\u003eA: You can choose from four package options: the bare tester alone, the tester with crocodile clip leads, the tester with multimeter-style probe wires, or a full combo that includes both lead types for maximum versatility.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What types of components can I test with this 9V buzzer continuity tester?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This continuity tester is ideal for testing wires, cables, PCB board traces, switches, and similar components to determine whether they form a complete conducting circuit. Note that it is not recommended for testing delicate or very small micro-electronic components due to its ~20 mA loop current.\"}}, {\"@type\": \"Question\", \"name\": \"Does the continuity tester come with a battery?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No, the 9V battery is not included. The tester features a slide-open battery compartment for easy, tool-free battery replacement whenever needed.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use this tester on a live or powered circuit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. This tester is designed for use on circuits that are fully powered off and unplugged. Using it on a live circuit could damage the tester or create a safety hazard.\"}}, {\"@type\": \"Question\", \"name\": \"What accessories come with the tester?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"You can choose from four package options: the bare tester alone, the tester with crocodile clip leads, the tester with multimeter-style probe wires, or a full combo that includes both lead types for maximum versatility.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/oasis-select.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Electronics \u0026 Tech\", \"item\": \"https:\/\/oasis-select.com\/collections\/electronics-tech\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"9V Buzzer Continuity Tester – Wire, PCB \u0026 Cable Test Tool\", \"item\": \"https:\/\/oasis-select.com\/products\/9v-buzzer-continuity-tester-wire-pcb-cable-test-tool\"}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"A","offer_id":47748794220649,"sku":"14:175#A","price":25.17,"currency_code":"USD","in_stock":true},{"title":"C","offer_id":47748794253417,"sku":"14:193#C","price":25.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/S074ecf3522394fdd80a255a3eebc5a5dN.webp?v=1783089199","url":"https:\/\/oasis-select.com\/products\/9v-buzzer-continuity-tester-wire-pcb-cable-test-tool","provider":"Oasis Select","version":"1.0","type":"link"}