{"product_id":"24h-digital-countdown-timer-usb-switch-portable-adjustable","title":"24H Digital Countdown Timer USB Switch – Adjustable Auto Off","description":"\n\u003ch2\u003e24H Digital Countdown Timer USB Switch Cable\u003c\/h2\u003e\n\u003cp\u003eTake control of your USB-powered devices with this \u003cstrong\u003e24-Hour Digital Countdown Timer Switch\u003c\/strong\u003e. Whether you're managing phone chargers, desk fans, LED strips, or other 5V USB devices at home or in the office, this compact and intuitive timer makes automatic shutoff effortless. Simply set your countdown, and let the device do the rest.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e24-Hour Adjustable Countdown:\u003c\/strong\u003e Set both hours and minutes independently. The hour threshold adjusts in 1-hour increments; the minute threshold adjusts in 5-minute increments — giving you precise control up to 24 hours.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital Display Screen:\u003c\/strong\u003e A clear, easy-to-read digital screen shows the countdown progress in real time, so you always know exactly how much time remains.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple Knob Controls:\u003c\/strong\u003e Press the knob once to switch between hour and minute adjustment modes. Rotate the knob to set your desired value. Press and hold for 3 seconds to power off.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug \u0026amp; Play — No Setup Hassle:\u003c\/strong\u003e Uses a standard USB male\/female interface. Just plug it inline between your USB power source and your device — no apps, no wiring, no complicated programming.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5V Low-Voltage Safety:\u003c\/strong\u003e Operates at a safe 5V, making it ideal for everyday USB devices without risk of electrical overload.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable:\u003c\/strong\u003e Lightweight plastic body that's easy to carry between home, office, or travel use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eConnect the timer inline between your USB power source and your device.\u003c\/li\u003e\n  \u003cli\u003ePress the knob to select hour or minute adjustment mode.\u003c\/li\u003e\n  \u003cli\u003eRotate the knob to set your desired countdown time.\u003c\/li\u003e\n  \u003cli\u003eWait approximately 5 seconds — the display colon (\":\") will begin flashing, indicating the timer has started.\u003c\/li\u003e\n  \u003cli\u003eThe connected device will automatically switch off when the countdown reaches zero.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB Male \/ Female Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Timer Duration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 Hours\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHour Threshold\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Hour\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinute Threshold\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 Minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Includes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 or 2 pcs (as selected)\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\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/12pcs-16mm-momentary-push-button-switch-1no-metal-2-pin-self-reset\"\u003e12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What devices can I use this USB countdown timer switch with?\u003c\/h4\u003e\n\u003cp\u003eA: This digital countdown timer switch works with any USB-powered device operating at 5V, such as phone chargers, LED strip lights, USB fans, desk lamps, and other standard USB accessories. It is not compatible with devices requiring voltages other than 5V.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I start the countdown timer after setting the time?\u003c\/h4\u003e\n\u003cp\u003eA: After adjusting your desired countdown hours and minutes using the knob, simply wait approximately 5 seconds. The colon (\":\") on the digital display will begin flashing, which indicates the countdown timer has started and your device will automatically shut off when the timer reaches zero.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I adjust both hours and minutes independently?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! Press the knob once to toggle between hour mode and minute mode. In hour mode, rotate the knob to set hours (increments of 1 hour, up to 24 hours). In minute mode, rotate the knob to set minutes (increments of 5 minutes). This gives you flexible and precise control over your countdown duration.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this timer require batteries or additional power?\u003c\/h4\u003e\n\u003cp\u003eA: No batteries are required. The timer is powered directly through the USB connection itself at 5V, so no separate power source or batteries are needed.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What devices can I use this USB countdown timer switch with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This digital countdown timer switch works with any USB-powered device operating at 5V, such as phone chargers, LED strip lights, USB fans, desk lamps, and other standard USB accessories. 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The timer is powered directly through the USB connection itself at 5V, so no separate power source or batteries are needed.\"}}]}\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:\/\/68k0rh-yt.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"24H Digital Countdown Timer USB Switch – Adjustable Auto Off\", \"item\": \"https:\/\/68k0rh-yt.myshopify.com\/products\/24h-digital-countdown-timer-usb-switch-portable-adjustable\"}]}\u003c\/script\u003e","brand":"Richie's","offers":[{"title":"2Pcs","offer_id":57574249988262,"sku":"1005012775496062-2Pcs","price":77.61,"currency_code":"USD","in_stock":true},{"title":"1Pcs","offer_id":57574250021030,"sku":"1005012775496062-1Pcs","price":34.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/2182\/7494\/files\/Sfa4cdf46047847b69c582b9815a85528u_1c33d654-a839-470b-b988-559d99dbe73d.webp?v=1791241747","url":"https:\/\/richiesmart.com\/products\/24h-digital-countdown-timer-usb-switch-portable-adjustable","provider":"Richie's","version":"1.0","type":"link"}