36V2A/4A Charger for 36V BOSCH Active/Performance Line E-Bike Li-ion Battery Model:4A Q2: Can I change controller

Q2: Can I change controller or display to increase max speed

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Part E-Bikes- this battery can be fit for:

The shipping takes 10-15 working days

Chrisson EF1

36V2A/4A Charger for 36V BOSCH Active/Performance Line E-Bike Li-ion Battery Model:4A Q2: Can I change controller1. Technical Description: A supply voltage of 100 to 240 volts can be used. Model: 2A Suitable for charging all 36V Bosch batteries from the Active Performance Line, oval charging plug. Output voltage: 42V. Charging current: 2. 0A. Compatible BOSCH model: 0 275 007 915 This charger is an economical alternative to the original 36V Bosch charger. Model: 4A 4A standard charger for Bosch Active Performance Line OUTPUT: 42V 4A The 36V 4A standard charger