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 ## References :
 - Batteries 
-    4 x [Lithium Battery PowerBrick+ 12V-20Ah](https://www.powertechsystems.eu/home/products/12v-lithium-battery-pack-powerbrick/20ah-12v-lithium-ion-battery-pack-powerbrick/)
+
 - Motor 
     [Heinzmann PMS 080 48V](https://www.heinzmann-electric-motors.com/en/products/axial-flux-motors)
 - Variator