The 2-Power Laptop Battery Pack 11.1V 5200mAh is a high-capacity replacement battery designed to provide reliable and extended power for various laptop models. It ensures users can maintain productivity and mobility without interruptions due to battery depletion, making it suitable for professionals, students, and travelers. Key Features: High Capacity (5200mAh), Higher Voltage (11.1V), High-Quality Cells (Samsung or Panasonic), Multiple Protection Features. High Capacity: Offers a significant 5200mAh capacity, providing extended usage times and reducing the need for frequent recharges, ideal for long work sessions or travel. Reliable Performance: Engineered to meet or exceed original manufacturer specifications, ensuring consistent and dependable power delivery for smooth laptop operation. Quality Construction: Made from premium lithium-ion cells, the battery ensures durability, safety, and a long service life, providing peace of mind to users. Easy Installation: Designed for straightforward installation, allowing users to replace their old or worn-out battery quickly and easily without requiring technical expertise. Broad Compatibility: Compatible with a wide range of laptop models, making it a versatile power solution. Users should verify compatibility by checking the battery specifications and their laptop model number. 2-POWER's comprehensive range of lithium-ion & polymer battery packs provide unrivaled quality and reliability for virtually all laptop models. Developed using high-grade cells from manufacturers including Samsung and Panasonic; 2-POWER batteries ensure speedy charging, dependable performance, and allow you to go for longer unplugged. 2-POWER's SmartWatch Protect monitors your device during charging and discharging, protecting your device and battery from short circuiting and over-heating.