Nulkomma Electric Bicycle Display Screen Meter S900 5pin 36V USB Port Speed Controller Panel Parts For J protocol MTB Ebike Fat Bike

The S900 Electric Bicycle Display Screen Meter is a practical and user-friendly control panel designed for J-protocol electric bikes, MTBs, and fat bikes. It features a clear LCD display that shows real-time riding data including speed, battery level, mileage, and working status for intuitive monitoring.

Equipped with a standard 5-pin connector and supporting 36V e-bike systems, this display ensures stable signal transmission and perfect compatibility with J-protocol controllers. The built-in USB port allows convenient on‑go charging for mobile devices, adding great practicality for outdoor riding.

As a reliable speed controller panel, it supports simple parameter adjustment and mode switching, making your riding safer and more convenient. Its sturdy construction and compact design ensure stable performance in daily commuting and light off‑road conditions.

Easy to install and highly compatible, the S900 display is an ideal replacement or upgrade part for J-protocol electric bikes, MTBs, and fat bikes, combining clear display, USB convenience, and stable control in one durable unit.