The Einhell 18V 4.0 Ah Power X-Change Plus is part of Einhell's multifunctional and infinitely combinable Power X-Change battery system. The universally applicable Power X-Change batteries provide power and endurance for all battery-operated devices in the garden and workshop product family. The benefits for the customer are clear: with one battery and one charger for all devices, significant cost savings are achieved not only in purchasing but also in environmental conservation, while offering flexibility in the home and garden. There is also no clutter or chaos with various batteries and chargers for each individual device. The latest generation of lithium-ion cells delivers 100% more power for maximum strength in all applications, along with a 13% more compact design and a 12% weight reduction. Additionally, the PLUS technology provides extra power for intensive tasks. Furthermore, the high-quality battery resists memory effect and the typical self-discharge of batteries, ensuring constant high power. The 18 Volt 4.0 Ah PXC PLUS is a high-end battery from the Power X-Change family and is also suitable for twin-pack use in 36V applications. The process-controlled active battery management system (ABS) continuously monitors the battery's parameters using an integrated microprocessor. This ensures maximum safety, optimal device performance, maximum runtime, and maximum lifespan. The current charge level can be checked via a 3-stage LED display. The housing is designed to resist dust, corrosion, and mechanical influences. The rubber coating provides high shock protection and a good grip. The grip recess allows for easy removal from all devices.