SOODOO or Sudoo 36V8AH battery upgrading to the 36V 13AH Battery

SOODOO 36V8AH battery upgrading to the  36V 13AH Battery SOODOO 36V8AH battery 129GBP SOODOO 36V13AH battery 179GBP so  SOODOO 36V 13AH Li-ion Battery with base Avaliable Voltage & Capacity: 13AHApply for Motor: 200W-500WBMS: 30ACharger: 42.0V 2A.Battery N.W / G.W: 4.0KG / 4.20KG.Charge time: 4~6 hours. Why Choose the SOODOO E-Bike Battery? Come with the 2A Charger, about 4 Hours to Fully-Charge.Equipped the 2600mAH Battery Cell, for 3 - 5 Year Life-Span.Built-in 30A BMS for Using Security & 1,200 times Recharge-Cycle.Quick Delivery & 24/7 Technical Support, Provided by the Professional E-Bike Brand of the SOODOO.   Tips about charging: 1. Lithium battery has no memory effect, so there is no need to charge the battery after getting a new battery.2. Do not use other battery chargers to charge the lithium battery.Please use a special voltage matching charger for lithium batteries.3. The charger is red when charging. When it turns green, the battery is basically full(about 9