The Einhell PXC 2 x 4.0Ah Starter Kit & Twincharger Kit is for universal use featuring 2 x 4.0ah PXC PLUS batteries & the PXC Twincharger. Max. safety is ensured by the proactive battery + intelligent charging management system. All the parameters are permanently monitored by state-of-the-art components. The high-quality li-ion cells are resistant to the self-discharging. Impact protection and a good grip are provided by the rubber-coated housing + recessed handles. Einhell Power X Change 18v Lithium Ion 4.0ah PLUS Battery Einhell Power X-Change Plus Slimline Batteries feature the latest generation of lithium-ion cells provides 100% more power for maximum performance in all applications, with a 13% more compact design and 12% weight reduction. PLUS technology also means extra power for intensive work. In addition, the high-quality battery resists the memory effect and the self-discharge which usually occurs in batteries for constant, high power. The process-driven ABS active battery