Hoverboard Replacement Battery, 25.2V is same as 25.9V
Model: JT-BC204 & JT-BC204-03 & JT-BC204-04 & JT-BC206-01
Capacity: 2Ah & 4Ah
Power: 72Wh & 100.8Wh
Red+ Black- JT-BC204 is same as JT-BC206-01, just different model number Please check the size/shape of battery before place order, there are many different type battery cases for same model number, I have attached dimension pictures for each battery in the listing so you can easily to compare, battery is not universal fit, wrong size battery may not fit into your hoverboard. All battery will be test before shipping out, contact us if charger stay green, most likely is charging port issue.