QMSI 7.4V 31.5Wh 4120mAh Model P21GK3 Battery Suitable For Microsoft surface RT 1516 tablet

This P21GK3 laptop battery features a high-strength ABS+PC casing, offering excellent impact resistance and heat resistance for enhanced safety and long-term reliability. Designed for stable everyday performance and intensive use, it’s an ideal alternative for office, travel, and professional environments. Internally, it utilizes high-quality imported lithium-ion cells from leading manufacturers such as Panasonic, Samsung, ATL, and Sunwoda, providing more stable power output, higher efficiency, and longer cycle life. This ensures stable performance and a longer lifespan for your surface RT 1516 series laptops.

The battery is equipped with a built-in 10-layer intelligent safety protection system, preventing overcharging, over-discharging, overheating, short circuits, overvoltage, and overcurrent, providing comprehensive protection during charging and discharging. This significantly improves safety while extending the overall battery life.

This product has passed international standard certifications such as CE, FCC, RoHS, and ISO9001/9002, and all products have passed battery safety and chemical testing reports, ensuring strict quality control and compliance with global market requirements.

With a global warehousing and distribution network, we offer fast local delivery services to multiple countries and regions, significantly reducing P21GK3 battery delivery time and improving order fulfillment efficiency.

We also provide comprehensive after-sales support, including a 30-day no-questions-asked money-back guarantee and a 15-month extended warranty. Each package includes installation tools and a detailed step-by-step illustrated guide, allowing even users without technical experience to replace their P21GK3 battery in just 3 minutes.

With 18 years of experience in battery R&D and manufacturing, we support over 10,000 compatible models, and our products are sold in 58 countries and regions worldwide. Our laptop batteries are renowned globally for their superior quality, safety, and reliability.