How many charge cycles will I get out of my batteries?

In general, a NiMH battery offers 100s of charges over its lifetime. Many factors affect NiMH battery cycle life, including temperature, storage conditions, and shelf life. Also, the number of charges you will get out of your batteries will vary depending on the charger you use. In general, fast chargers can limit the NiMH battery lifetime to 150 charges while slower chargers can prolong the cycle life to more than 500 charges.