Adjustable Cup Body Easily the cup holder size to fit your drinkware. The upgraded electric adjustment feature allows you to expand the holder to fit bottles or cups up to 4.33 inches in diameter, ensuring a secure fit for different sizes. Wide Compatibility Designed to hold most water bottles, coffee mugs, and cups ranging from 18 to 40 oz with a diameter less than 4.33 inches. for brands such as Yeti, Hydroflask, Nalgene, and Stanley large bottles, making it a versatile solution for your vehicle's beverage storage. Mechanical Style Design The cup holder features three distinct leaves with sharp edges and corners inspired by mechanical accessories. Three integrated white rubber pads enhance grip and stability for your drinkware, naturally absorbing daylight and emitting a soft glow at night for added visibility and style. Long Battery Life Powered by a rechargeable battery, this cup holder can operate for approximately 40 days on a full charge when used for three adjustments per day. Charging takes about 3 hours, with a red indicator light during charging and a blue indicator when fully charged. Practical Applications Ideal for holding large bottles during long road trips, keeping beverages securely in place even over bumpy terrain. for commuting, ensuring your coffee mug or water bottle stays stable and accessible. Useful for family outings, providing a reliable space for multiple drink sizes without the need for additional storage accessories. Materials and Performance Constructed to provide firm support and durability. The adjustable mechanism allows smooth expansion and contraction, and the rubber pads prevent slipping. Designed to enhance your driving experience by keeping drinks safe, secure, and within easy reach while maintaining a modern, mechanical aesthetic.