E-bike 24V/36V/48V Headlight &Tail Light Brake Light with Horn Light Switch SUK

2: It needs to be in a 36V or 48V battery to work properly. Horn: When the horn button is pressed, the horn starts to work, release it to cancel. Luminous flux: 15LM. Function: Headlight, horn. E-bike LED Headlights with Horn Function.