This battery is a 3.6-volt Lithium-Ion 1.5 Ah Battery

3 Times as many charge cycles as Nickel Cadium batteries

25-Percent more run time per charge that Nickel-Cadium batteries

Charges in 30-minutes

Comes with a 2-year limited warranty

3.0-Amp/Hr and 40-Percent less weight than Ni-Cad or NiMH batteries

3 Times as many charge cycles as Ni-Cad batteries

25-Percent more run time per charge that Ni-Cad batteries

Weighs less than pound

Overcharge and over discharge protection to increase the life of the battery