The M12 2.0 RedLithium Charger Power Source and Battery accepts all M12 batteries, so you will always be ready and able to complete the job efficiently! The battery is easy to handle, highly durable, and gives you high quality performance in extreme jobsite conditions. The charger can power up compact batteries in 30 minutes and extend capacity batteries in 60 minutes without the need for extra charges on the jobsite. A fuel gauge located on the battery easily lets you know its charge status, so you know when it will need a charge. The battery gives you up to two times more run time, 20% more power and two times more recharges than a standard Lithium-Ion Battery, proving its high-quality design and finish. The battery also has the ability to operate without problems in sub-zero temperatures.