Couslcd USB Charging LED Cup Holder Coasters, 2 Pack Waterproof 7 Color Changing Car Interior Lights, Auto Atmosphere Cup Mat Lamp, Universal for SUV Sedan Truck (Colored Halo)

Couslcd USB Charging LED Cup Holder Coasters, 2 Pack Waterproof 7 Color Changing Car Interior Lights, Auto Atmosphere Cup Mat Lamp, Universal for SUV Sedan Truck (Colored Halo)

• Premium Acrylic & Vibrant LED Glow – Crafted from sturdy, wear-resistant acrylic with integrated LED beads, these 2-pack cup holder coasters resist daily scratches and bumps. The high-transparency design projects a brilliant, colorful glow in dark environments, adding a stylish accent to your car interior without being distracting.
• USB Rechargeable & Long Battery Life – No more disposable batteries. Simply connect to your car’s USB port for easy charging. Built-in overcharge protection allows safe 1A–2A current input. A quick 15-minute charge supports up to 15 days of typical use, so you never have to worry about power running out.
• Smart Sensor Auto On/Off – Built-in vibration and ambient light sensors let the coaster automatically switch on when it’s dark and your car is moving, and turn off in bright light or when idle. Fits cup holders with a diameter around 2.68 inches; please measure your holder before purchase to ensure a snug, rattle-free fit.
• Tool‑Free One‑Step Installation – No tools or complicated steps required. Just place the LED coaster into your cup holder and press gently for a secure fit. The whole process takes seconds, making it beginner-friendly and hassle-free.
• 3 Dynamic Lighting Modes & Dual Halo Effect – Choose from 7-color cycle, smooth pulse, and gradient fade modes with a simple touch. The dual-layer halo design casts light onto the bottom edge of your cup, enhancing edge brightness and creating a deep, eye-catching glow that highlights your drinks and car interior.