1Compact Design: Electric bike smart speed controller LED display is easy to carry, small in size and light in weight, convenient to carry outside, ideal for outdoor activities, get important information about your electric bike at any time. 2LED Display: The speed controller LED display can clearly show the speed level of the electric bike, which is easy to detect while riding, thus improving security. Enhanced security and user experience. 3Compatibility: The electric Bike speedometer is compatible with 24V, 36V and 48V electric bikes and features a 5 pin water resistant connector for a seamless connection. Versatile and suitable for a wide range of models. 4Easy Installation: The LED display can be installed and removed with no tools, just connect the panel to the power adapter (not included) for quick installation. This user friendly design is very easy to use. 5ABS Material: The electric bike smart speed controller LED display is made of sturdy ABS material to ensure long lasting performance and resistance to wear and tear. Rugged and reliable construction. Item Type:ElectricBikeControllerDisplay Material: ABS Voltage: DC 24v 36v 48v Interface: 5pin Water resistant Connector 1 x LED Display