Plug and Play: This light is powered directly by wheelchair controller. Simply connect it to the compatible port for an instant, reliable source of light whenever you need it USB Charging Port: Designed with a USB charging port, can be easily charged, practical and convenient, making it easier to operate your wheelchair safely at night or in dimly lit areas Compact Design: Its compact size (55 x 43 x 20mm) ensures it won't get in your way or interfere with your control of the wheelchair High Brightness: Enhance your visibility in low light conditions. This convenient LED light plugs directly into your controller, providing with you convenience XLR Head Night Lighting Controller: Night lighting controller electric wheelchair LED light with XLR head interface design, suitable for most wheelchairs Specification: Voltage: 24V Size Chart: 5.5cmx4.3cmx2cm/2.17inchx1.69inchx0.79inch Package Includes: 1 Piece Electric Wheelchair Light Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.