3 ms·is this the 140w one that you have?by madjam002 4y agois this the 140w one that you have?joaodlf 4y agoYep, the one with the handy digital display.fmajid 4y agoThat's a feature I wish all batteries had. The 737 is twice the weight of my Nitecore NB20000 for not much extra capacity, and I don't have a laptop that draws more then 45W anyway, but I got it for that one feature alone.