The Genze 2nd Generation E-bike Lithium-Ion Battery works for 200 series of the E-bikes that were built AFTER June 2017.
This Lithium-Ion Battery is narrower than the 1st Generation. Also, the battery has a white Genze logo.
If you are not sure when you purchased your E-Bike, you can check the bike's serial number. The number in YY area signify the year manufactured, and the number in MM is the month when the bike was manufactured:
Serial number template: EGDDDYYMMXXX
2nd gen battery
EG201YYMMXXX or EG202YYMMXXX