$40 is for the pair. can separate for $20 for one battery. only for trade in for two new batteries. you cannot charge these up to run your scooter- they are dead- and only for a core savings. only for a core charge on two new batteries for electric scooters, mobility scooters, 3 wheel scooter, 4 wheel scooters, etc... buy both for $40. these batteries have no power left in them but would be good to trade in on new batteries so as to avoid the core charge. why not buy both of them. will remove ad when sold. if interested re-read ad. buy both for $40. prefer no texts/ no e-mails. phone message anytime or also ok to call 8pm to 11:59 pm. phone (four 8 zero) nine five five-1, 0, 9, 9.