{"product_id":"st05-digital-socket-tester-voltage-detector-outlet-checker-eu-us-uk","title":"ST05 Digital Socket Tester | Voltage \u0026 Outlet Checker EU US UK","description":"\n\u003ch2\u003eST05 Digital Socket Tester – Smart Outlet Checker for EU, US \u0026amp; UK Plugs\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eST05 Digital Socket Tester\u003c\/strong\u003e is a compact, easy-to-use outlet checker that instantly reads voltage, current, power, ground status, polarity, and phase on any standard wall socket. Whether you're an electrician, DIY enthusiast, or homeowner doing a quick safety check, this smart voltage detector makes outlet verification fast, accurate, and hassle-free — no wiring expertise required.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital Display:\u003c\/strong\u003e Clear readout of voltage, current, power, and other electrical parameters at a glance — no guesswork, no analog needle to interpret.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGround, Live \u0026amp; Zero Line Detection:\u003c\/strong\u003e Checks wiring polarity and phase to confirm your outlet is correctly wired and safe to use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverload \u0026amp; Short Circuit Protection:\u003c\/strong\u003e Built-in safety functions protect both the tester and the user during checks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Standard Compatibility:\u003c\/strong\u003e Supports EU, US, and UK plug standards — ideal for travel, workshop, or multi-region installations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug-and-Read Operation:\u003c\/strong\u003e Simply insert the tester into any outlet and read the results instantly — no complex setup or wiring needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Weighing just 107 g, it fits easily in a toolkit, bag, or pocket for use anywhere.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eST05\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e107 g\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;50 VAC \/ 75 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × AAA batteries (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Plugs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEU \/ US \/ UK\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage, current, power, ground, polarity \u0026amp; phase detection\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × ST05 Digital Socket Tester\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 Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × ST05 Digital Socket Tester\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: 2 × AAA batteries are required but not included. Colour may vary slightly due to monitor settings. Allow ±1–2 cm measuring tolerance.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/25-in-1-precision-magnetic-screwdriver-set-pro-repair-tool-kit\"\u003e25-in-1 Precision Magnetic Screwdriver Set | Pro Repair Kit\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/waterproof-cable-gland-set-pg7-pg9-nylon-connectors-10-pack\"\u003e10-Pack Waterproof Cable Glands PG7 PG9 Nylon Connectors\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-pack-rubber-strain-relief-cord-boot-protector-sleeves-4-6-5-2-6mm\"\u003e10-Pack Rubber Strain Relief Cord Boot Protectors 4.6–6mm\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does the ST05 digital socket tester actually measure?\u003c\/h4\u003e\n\u003cp\u003eA: The ST05 outlet checker measures voltage, current, and power readings on your wall socket. It also verifies ground continuity, live and zero line wiring, and checks polarity and phase — giving you a complete picture of your outlet's electrical status in seconds.\u003c\/p\u003e\n\u003ch4\u003eQ: Does the ST05 socket tester work with EU, US, and UK plugs?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The ST05 is designed to be compatible with EU, US, and UK plug standards, making it a versatile tool for electricians, travellers, and homeowners across different regions.\u003c\/p\u003e\n\u003ch4\u003eQ: Do I need batteries for the ST05 socket tester?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the ST05 requires 2 × AAA batteries to operate. These are not included in the package, so please ensure you have them on hand before first use.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the ST05 safe to use for non-professionals?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The ST05 features built-in overload and short circuit protection, making it straightforward and safe to use for homeowners and DIY enthusiasts as well as trade professionals. Simply plug it into the outlet and read the digital display — no complex wiring knowledge required.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does the ST05 digital socket tester actually measure?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The ST05 outlet checker measures voltage, current, and power readings on your wall socket. 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The ST05 features built-in overload and short circuit protection, making it straightforward and safe to use for homeowners and DIY enthusiasts as well as trade professionals. 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