The Gocycle fast charger is compatible with the G3, the GS, the GX, the GXi and the G3C.
The G3/G3C and the GXi is delivered as standard with the fast charger in the box.
GS and GX are delivered with the 2A charger as standard. A fast charger can be purchased as an accessory with these models.
The fast charger charger enables the Gocycle to be charged from empty to 100% in around 4 hours. This is approximately half the time of the included charger (2A)