The Bosch Starter Set 18V Alliance 2.5 Ah offers a powerful and reliable combination of lithium-ion battery technology, a 2.5Ah capacity, and a voltage of 18V. This set includes an AL 18V-20 Battery and Charger, providing everything you need for your DIY tools and workshop equipment. With the trusted Bosch brand name, you can be confident in the quality and performance of this starter set for your home, furniture, and DIY projects.