HP MR03 Battery for HP Pavilion 10 / TouchSmart Series

HP MR03 battery is a replacement lithium-ion battery used in HP Pavilion 10 series, HP Pavilion TouchSmart 10 series, and selected HP Envy/Pavilion x2 devices that use the MR03 or MR03XL battery platform. It is built to restore original battery performance for small portable devices experiencing fast battery drain, charging failure or reduced backup time. This battery typically features a compact internal design with capacity ranging from 21Wh to 26Wh depending on variant and operates at 7.4V or 10.8V depending on configuration. It supports multiple part numbers such as MR03, MR03XL, 740005-121, 740722-001, HSTNN-IB5T, HSTNN-LB7J, TPN-Q135 and related equivalents depending on the exact device model. Compatible models include HP Pavilion 10-n series, HP Pavilion 10-e series, HP TouchSmart 10 series and selected HP Pavilion x2 compact devices. It delivers stable voltage output, reliable performance and long cycle life for basic tasks such as browsing, school work and light computing use. Always confirm your original battery part number before purchase to ensure full compatibility.