In order to perform this operation we have to recover the BMS on the old battery to place it within the new one.
To do so, please follow the steps below:

Reconditioning of the battery Egret Eight 36V 10.5Ah 378Wh. Li-ion battery with Li-ion cells 18650.
When the battery is reconditioned to new, it is equivalent to a new battery and it is guaranteed 2 years!
This Lithium battery improved by its assembly and its components superior quality, will allow you to fully enjoy your electric scooter without problems of performance or life battery.
All our batteries are assembled in France in our workshop exclusively with branded cells (Samsung, LG, Molicel etc).
The charger is sold separately. Delivery to metropolitan France, Corsica and European Union only.
" The price includes battery pack, power and charge connector"
All our batteries are equipped with a BMS to control the charge, discharge, cell balancing and thermal protection of the battery. We are proud of the quality of this electronic card for the safety of our customers.