SANS 42V 2A Battery Charger DC2.1 Head for 36V Lithium Electric Bicycle Scooter Wheel Battery

if you have an electric bike with one of these type of batteries in it and you go to shop for a new one you'll find that they're pretty expensive and a lot of the cost actually is the case and the brains and the key and the the actual exterior versus the interior so on my bike the battery has died but rather than spend an extra hundred bucks on one of these I went and got a battery on an eBay you can find a lot of different suppliers of batteries on eBay and the cheapest way is to just buy a new battery and what you do is you crack that open and you measure the size of the battery and then you can find one that has the exact same measurements and then you can pick your power obviously you'll pay more for more power less for less power and then if you pay an extra ten bucks in this case I also ordered a charger so I was afraid that the charging port would be different and it turns out th