{"product_id":"dc-5v-led-dot-matrix-electronic-hourglass-diy-kit-gravity-sensing-timer-soldering-practice-components-micro-usb-interface","title":"DC 5V LED Dot Matrix Electronic Hourglass DIY Gravity-sensing Timer","description":"\u003cp\u003eDiscover the DC 5V LED Dot Matrix Electronic Hourglass DIY Gravity-sensing Timer, a standout hobbies \u0026amp; creative arts pick designed for dependable everyday performance and lasting value.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cp\u003eBrand Name: Aideepen\u003c\/p\u003e\u003cp\u003eCondition: New\u003c\/p\u003e\u003cp\u003eType: Timer\u003c\/p\u003e\u003cp\u003eFeatures:\u003c\/p\u003e\u003cp\u003e1. Realistic Flow: Simulated particles behave like real sand under gravity, continuing to fall downward even when inverted\u003c\/p\u003e\u003cp\u003e2. Power Supply: Dual-mode power via Micro USB + external battery support for convenient and quick use\u003c\/p\u003e\u003cp\u003e3. Gravity Sensing: “Sand grains” on the electronic screen flow under gravity, creating a unique visual effect\u003c\/p\u003e\u003cp\u003e4. Customizable Countdown: Set freely from 01-99 minutes via buttons; the hourglass automatically adjusts flow rate for precise timing\u003c\/p\u003e\u003cp\u003e5. Shipped as components requiring self-assembly via soldering; ideal for maker electronics DIY, science outreach, and educational displays\u003c\/p\u003e\u003cp\u003eProduct Specifications:\u003c\/p\u003e\u003cp\u003ePower Supply Voltage: DC 5V\u003c\/p\u003e\u003cp\u003ePower Interface: Micro USB\u003c\/p\u003e\u003cp\u003ePCB Board Dimensions: 10*5cm\u003c\/p\u003e\u003cp\u003eDisplay Colors: Red, Blue, Yellow, Green (Optional)\u003c\/p\u003e\u003cp\u003ePackage Contents:\u003c\/p\u003e\u003cp\u003eDIY Kit*1\u003c\/p\u003e\u003cp\u003e*Images are for reference only. Actual product may vary.\u003c\/p\u003e\u003cp\u003eComponent List:\u003c\/p\u003e\u003cp\u003eSTC8G1K17A-SOP-8*1\u003c\/p\u003e\u003cp\u003eTP5400-ESOP-8*1\u003c\/p\u003e\u003cp\u003eTM1640-SOP-28*1\u003c\/p\u003e\u003cp\u003e0805 SMD Capacitor 0.1uF (104)*5\u003c\/p\u003e\u003cp\u003e0805 SMD Resistor 1K (102) *6\u003c\/p\u003e\u003cp\u003e0805 SMD Capacitor 22uF *2\u003c\/p\u003e\u003cp\u003eCD43 SMD Inductor 10uH *1\u003c\/p\u003e\u003cp\u003e2-Pin SMD Microphone Horn *1\u003c\/p\u003e\u003cp\u003eSMD Diode (SS24 or SS34) *1\u003c\/p\u003e\u003cp\u003eActive buzzer*1\u003c\/p\u003e\u003cp\u003eMercury switch*1\u003c\/p\u003e\u003cp\u003eThrough-hole electrolytic capacitor 47uF*1\u003c\/p\u003e\u003cp\u003eSelf-locking switch*1\u003c\/p\u003e\u003cp\u003e5mm red LED*1\u003c\/p\u003e\u003cp\u003e6x6x5 keypad*4\u003c\/p\u003e\u003cp\u003e128-dot matrix LED*2\u003c\/p\u003e\u003cp\u003ePower cable*1\u003c\/p\u003e\u003cp\u003ePCB circuit board*1\u003c\/p\u003e\u003ch3\u003eOptions\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Red, Blue, only shell, Yellow, green\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003ch4\u003eQ: What is the DC 5V LED Dot Matrix Electronic Hourglass DIY?\u003c\/h4\u003e\u003cp\u003eA: The DC 5V LED Dot Matrix Electronic Hourglass DIY is a quality hobbies \u0026amp; creative arts pick. Customizable Countdown: Set freely from 01-99 minutes via buttons; the hourglass automatically adjusts flow rate for precise timing 5.\u003c\/p\u003e\u003ch4\u003eQ: How do I use the DC 5V LED Dot Matrix Electronic Hourglass DIY?\u003c\/h4\u003e\u003cp\u003eA: The DC 5V LED Dot Matrix Electronic Hourglass DIY is ready to use right out of the box and makes an easy addition to your hobbies \u0026amp; creative arts lineup.\u003c\/p\u003e\u003ch4\u003eQ: Why choose the DC 5V LED Dot Matrix Electronic Hourglass DIY?\u003c\/h4\u003e\u003cp\u003eA: The DC 5V LED Dot Matrix Electronic Hourglass DIY pairs practical design with everyday value — a reliable choice in our hobbies \u0026amp; creative arts range.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the DC 5V LED Dot Matrix Electronic Hourglass DIY?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The DC 5V LED Dot Matrix Electronic Hourglass DIY is a quality hobbies \u0026amp; creative arts pick. 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