New C31N1815 11.4V 50Wh Li-ion Battery for ASUS ZenBook 13 UX333 UX333FA UX333FN RX333 Replaces U3300FN Grade A Cells Easy Installation

Restore Your Zen Book 13s All Day Battery Life Dont let a wornout battery keep you tied to an outlet. This C31N1815 replacement delivers genuine capacity work, stream, or browse for hours without recharging. Exact Fit for UX333, UX333F, UX333FA, UX333FN & More Compatible with ASUS Zen Book 13 UX333 series, including UX333FA, UX333FN, RX333, BX333, U3300FN, and specific models like UX333FNA3064T, UX333FAA3022T, RX333FAA3141T. Replaces OEM part number C31N1815. Direct swap no modifications. Premium Liion with Builtin Safety Rechargeable lithiumion technology with builtin protection against overcharge, overcurrent, and short circuits. Tested for safety and performance. Grade A cells ensure longer cycle life and no swelling. Easy DIY Installation Designed for a hasslefree swap. No special tools required. Backed by clear instructions (professional installation recommended if unsure). 100% Brand New Not Refurbished Unlike cheap recycled batteries, this C31N1815 uses brand new Grade A cells. Backed by 30day money return and 12month warranty.