3.2V 4.2Ah LiFePO4 polymer cell S 5.7*96.5*137mm / W 127g ... 3000times CE,UL,RoHS,ISO9001 manufacturer Model: F4.2-5596136, LIFEPO4-3.2V/4.2Ah Applications Usually in pack assembly and battery packs ... for wide variety of portable equipment and instruments, eg: e-bikes, e-scooters, EVs ... *96.5*137mm(T*W*L)Weight: approx.127±15g 3.2V 4.2Ah Polymer LiFePO4 Battery