How to use electric bike without display and hell sensor, can work on pedal assist or throttle both.. 250w, 500w and 1000w controller set...

1000w ebay link 📌
https://www.ebay.co.uk/itm/1560213590...

500w ebay link 📌
https://www.ebay.co.uk/itm/1560213561...

250w ebay link 📌
https://www.ebay.co.uk/itm/1560213519...