The HP Laptop Battery 4850mAh, 4-Cell High Quality Battery is a reliable and durable power solution designed for HP ET04XL and HSTNN-1B7U models, fully compatible with EliteBook X360 1020 G2 Series laptops. Built with premium-grade lithium-ion cells, this battery ensures efficient energy output, longer backup time, and superior performance for professional and daily use. Its 4-cell configuration provides balanced power with optimal weight, making it ideal for business users and travelers. Equipped with advanced safety features, it protects against overcharging, overheating, and short-circuiting — ensuring dependable, long-lasting performance and seamless laptop operation.