The Makita BL4050 40Vmax 5.0Ah battery is part of the XGT range, providing a genuine solution for high demand industrial applications. Its higher output batteries and innovative tool design make it suitable for users with demanding industrial needs. Designed for tough on-site conditions, the battery features an IPX4 rating, making it water-resistant and able to withstand splashes from any angle. It is built with impact-absorbing padding and a heavy-duty outer casing. The XGT range of tools and batteries incorporate a built-in program for digital communication between the tool, batteries, and charger, ensuring a long-term solution. Key features include a new cell type, greatly increased water and drop impact resistance, digital communication capabilities, and the ability to record more detailed battery usage history compared to existing batteries. It also features a 4-LED fuel gauge with a check button and a cooling system for maximum battery life, developed for products used in continuous operations.