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  1. kongrui1984

    Radrunner lcd display alternatives?

    Hi It is possible , but cost much...
  2. kongrui1984

    Unknown LCD display

    That is the firmware version my friend.
  3. kongrui1984

    display malfunction

    In my experience, The display had two battery voltage systems, 36V & 48V, the 36V system battery full charged will be about 42-43V, and it comes into the range of 48V system, the low power voltage of 48V system is 42-43V, so the display is convert its voltage system to 48V, and it shows Low...
  4. kongrui1984

    King meter display just one compatibility with controller

    Hi Kruger, thank you for reaching out, all the controller need share the same comunication protocol with display, KT is a unique system that they using their own protocol, so you can only use KT display to fitt the KT controllwe. For your case, what I can check for you is your display is using...
  5. kongrui1984

    Bafang M420 and King-Meter Just One

    Hi Thank you for quoting me, we have cooperate with Bafang for lot of years, and our products are compatible with their mid motor well. What are the potential downsides to the Bafang motor? sorry, I'm not professional for the motor system, but Bafang as I know, they have doing quite good job...
  6. kongrui1984

    Radrunner lcd display alternatives?

    Hi, please check the red words above
  7. kongrui1984

    Swap Display?

    I need to add somthing for you, actually some of the LED display also have the communication protocol, usually we can check from the number of the connector pins, 4pins for anolog and 5 or 6 pins for protocol . if a LCD is using the same protocol with a LED display, then they are replaceable.
  8. kongrui1984

    Display on 750LF

    Actually they should have the function that enable the full speed for throttle. as what I know, we have that function for the throttle, as attached below.
  9. kongrui1984

    Radrunner lcd display alternatives?

    Hi, yes, it is King-meter's prodect, in fact, if you seen this shape of LED display, it is made by us. but I need to tell you it may not be replacable for Rad bikes, because they may use different communication protocol to the controller. don't try it, unless you give me the series number of...
  10. kongrui1984

    Radrunner lcd display alternatives?

    Yes, I know what OEM is , you said the OEM controller is the original one right, that is what we can compat with.
  11. kongrui1984

    Radrunner lcd display alternatives?

    1, I mean work with original Rad controllers, I donot know what is OEM controller means. is it replaced by DIY? 2, for Example N5236 we can add bluetooth function and you can check your riding data from phone app, also Navi function. K5242, we have Speed data statistics recording...
  12. kongrui1984

    Radrunner lcd display alternatives?

    Exactly! the display may use same plug, but you cannot say they use same communication protocol or firmware, it may unusable if not identical.
  13. kongrui1984

    Radrunner lcd display alternatives?

    For rad ,we use the same communication system, so I can say we works well on that. For KT system , sorry I don't know well about their products, you can contact with their website for trouble shooting , using the series number on the displya. I think they can help you.
  14. kongrui1984

    Radrunner lcd display alternatives?

    NO, the plug is limit choice for manufacturers , but there are random protocols and changes in display, so you should not only check them by connector.
  15. kongrui1984

    Radrunner lcd display alternatives?

    Refering on this thread, we only talk about the Rad bikes, I don't know KT systems or other system, they may be different protocols. I'm sure for Rad, we can do compatible because WE MADE THEM. you can give me the series number on the back of your Rad display. I check in my system and made the...
  16. kongrui1984

    controller parameters

    If you set the parameter under the value of controller, it will work, the current limit is according to the lower one.
  17. kongrui1984

    controller parameters

    Chris, you can't just modify the parameter only by display, the controller have it's own current limit , it means even you adjust the option on display, the controller will goes along by itself. not exceed the 18 amper. the controller will cut the electricity when the amper surpass the...
  18. kongrui1984

    Radrunner lcd display alternatives?

    Here I attached our website in this forum only to show what displays we do, If they need a replacement , I can sell ONE DISPLAY, I NEVER say only for wholesalers .
  19. kongrui1984

    Radrunner lcd display alternatives?

    I think I have explained this , I come here to see if any one is using our products, any one needs some help on using them. and any suggestions when using. and I also sell display samples (or you can say ONE DISPLAY) IN THE NAME OF AFTERSALE SERVICE. that is one of our services . I think...
  20. kongrui1984

    Radrunner lcd display alternatives?

    Thank you for your suggestions, I need to say this again, our website is not for retail buyers, we face to the brand company and assembling factories for E-bikes. so we do not list any price, because we have different price policies for different company or order quantity. and there are tens of...
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