Flylinktech 20V Max 4000mAh Lithium-ion PCC685L Replacement Battery for Porter Cable PCC658L PCC680L PCCK602L2 20V 4000mAh Lithium ion Replacement Battery for Porter Cable 20v tools. 18650 cells,Made of lead-free SMT process,Environmental Protection. The highest quality standards, are tested by the orginal charger and manufacture procedure,passed autorityFCC,CE and Rohs cetifited. Improved durable construstions protects overloading, overheating and other malfunction,prolong battery life. Fit for Porter Cable PCC685L PCCK602L2 PCC600 PCC640,Full Compatible with original manufacturer equipment.