Q: How much length do you need about waterfroof connected cables?A:You can send your electric bike's picture,we can help you to guide it.http://www.........../product-detail/CZJB-JB-92C-rear-wheel-bicycle_60516295363.html
20.Q: What kind of display? A: LCD display and LED display optional.
Q:What kind of throttle?A：Thumb throttle, twist throttle and half-twist throttle
18.Q:What kind of charger? A:AC100V-240V,2amps smart charger.
Q: Does the electric bicycle waterproof? A: Yes. You can ride our electric bikes in the light rain without worrying aboutdamaging the electric components.
16. Q: Will the conversion kit fit my bicycle? A: Theconversion was designed to fit 90% of the bicycles, and you can check yourbicycle fork (the two metal pieces that attach the wheel to the bicycle) to besure. You will need at least 100mm for front wheel and 135mm for rear wheel
Q:The kit uses gear motor or gearless motor? A:It is optional.We have bothe gear motor and gearless motor. You can make a choice according to your requirement.
A:It is optional.
A:Cell box: ShanShan andHuiye.Cell（18650）: Samsung，Yiklik.Power-off brake/Throttle:WUXINGbrandOther brands are optional.
Q: What kind of brand do you use for controller and display? A: KT, and Xi-tong. Other brands are optional.
Q：What kind of battery?A： Water Bottle Battery, little frog battery,rack battery and down tube battery.