This Simson Battery headlight ''Bundle'' is a powerful premium quality headlight with a plastic housing and handlebar mount. The LED provides a very strong beam of light with a light output of 25 LUX! This battery headlight with reflector has a luxurious AUTO / ON / OFF switch. Mount the light with the screw cap on the handlebar, without the use of tools. The light can then simply be clicked in and out of the mounting ring. Including 2 x AA batteries.