Ambient Light for Car Cup Holders, Desks & Dim Spaces
Add a subtle glow to your car’s cup holders with the Zainzio 7-Color LED Car Cup Holder Coasters. This 2-pack of 2.7-inch (68 mm) round coasters uses a vibration and ambient-light sensor to light up in dim conditions when movement is detected, then turn off after about 15 seconds without vibration.
Each coaster has a seven-color LED display with colorful, breathing, and gradient modes. Use the button on the back to switch colors or modes, and long-press for about two seconds to turn the power on or off. The built-in battery charges by USB, and a green indicator shows charging status.
Key Features
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Vibration and Light Sensor: Lights up in dim conditions when vibration is detected and stays off in bright light.
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Auto Shutoff: Turns off after about 15 seconds without vibration to help conserve battery power.
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7 Colors and 3 Modes: Choose colorful, breathing, or gradient lighting effects.
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USB Rechargeable: Charges with the included USB cable; the green charge light turns off when fully charged.
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2.7-Inch Anti-Slip Acrylic: Fits standard car cup holders and can also be used on a desk or tabletop as ambient light.
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Simple Back Button: Click to change color or mode; long-press about two seconds for power.
Design and Everyday Use
The round coaster measures about 68 mm (2.7 in) in diameter and has an anti-slip acrylic top. Its low-profile shape sits inside a standard cup holder without interfering with most cups and bottles. Available styles include Technology, Bi Gang, Burning Force, Two Ring, and Starry Sky designs to match your interior.
The built-in sensor helps keep the light off in daylight or bright interiors, so it is best suited to dim rooms, garages, nighttime driving, and similar low-light settings. Before first use, charge the coaster for about 30–90 minutes. The green indicator stays on while charging and turns off when the battery is full. To test the light, move to a dim area and create a small vibration near the coaster.
Where to Use It
These LED coasters are designed for decorative ambient lighting, not for primary illumination.
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Car cup holders: Add color to the center console at night.
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Desks and tables: Use as a small ambient accent in dim rooms.
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Garages and dim spaces: Add a subtle glow where light is low.
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Parties and gatherings: Use as a decorative tabletop accent.
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Nightstands and side tables: Add a soft color accent without wiring.
Decision Support
This is a decorative LED coaster, not a bright flashlight or work light. It activates only in dim conditions and needs vibration to turn on, so it may not light up in a bright room or when completely still. No water-resistance rating is stated in the available product information, so do not submerge it or leave it in standing water.
Technical Specifications
| Product Type |
LED car cup holder coaster |
| Quantity |
2-pack |
| Diameter |
68 mm (2.7 in) |
| Material |
Anti-slip acrylic top |
| Power |
Built-in USB-rechargeable battery |
| Charging |
USB charging cable included |
| First Charge |
About 30–90 minutes |
| Charge Indicator |
Green light on while charging; off when full |
| Sensor |
Vibration and ambient light |
| Auto Off |
After about 15 seconds without vibration; stays off in bright light |
| Lighting |
7 colors |
| Modes |
Colorful, breathing, gradient |
| Control |
Back button: click for color/mode; long-press about 2 seconds for power |
What's Included
- 2 × LED car cup holder coasters
- 1 × USB charging cable
- 1 × Transparent storage bag
- 1 × Paper box
Helpful Product Tip
Charge the coasters for 30–90 minutes before first use, then test them in a dim environment. Bright light keeps the coaster in standby, and it turns off after about 15 seconds without vibration.
Frequently Asked Questions
How does the coaster turn on and off?
It lights automatically in dim conditions when it detects vibration. It turns off after about 15 seconds without vibration or when ambient light is bright. Use the back button to change color or mode; long-press about two seconds for power.
How long does the first charge take?
About 30–90 minutes. The green charge indicator stays on while charging and turns off when the battery is full.
What colors and lighting modes does it have?
It has seven colors and three modes: colorful, breathing, and gradient.
Will it fit my car’s cup holder?
It measures 68 mm (2.7 in) in diameter and is designed to fit standard car cup holders.
Can I use it outside the car?
Yes. It can be used on a desk, tabletop, or nightstand as a decorative ambient light, but it still needs dim conditions and vibration to activate.
The Zainzio Promise
Shop with confidence knowing that Zainzio offers free standard shipping on orders shipped within the United States and a 30-day free return period for eligible U.S. purchases. Our support team is available to help with product questions and order assistance.
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Free U.S. Standard Shipping: Standard shipping is currently free on orders shipped within the United States, with no minimum purchase required. See our Shipping Policy for details.
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30-Day Free Returns: Eligible U.S. purchases may be returned within 30 days from delivery, subject to the conditions in our Return & Refund Policy.
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Helpful Customer Support: Contact our support team for product questions, shipping, orders, and return assistance.
Add a subtle color accent to your car’s cup holders with the Zainzio 7-Color LED Car Cup Holder Coasters 2-Pack.
