Flylinktech 20V 4.0Ah MAX Lithium Ion Battery for Porter Cable PCC685L PCC680L PCC681L PCC600 Brand New|Li-ion|20 Volts |4000 mAh.One Pack replacement battery for porter cable 20V! 4000mAh battery delivers maximum runtime for heavy applications. Fit for porter cable 20V tools, PCC685L PCCK602L2 PCC600 PCC640. No memory and minimal self-discharge. Professional replacement battery,come with 1 Year Limited Warranty,Any question,please email us first.