The Robert Bosch LLC WBE 4430 high performance wheel balancer's wheel illumination feature is an integral part of the unit's design. In addition to the LED light ring that illuminates the work area, the WBE 4430 has automatic one-touch data entry, high performance low taper mounting adaptors and a simple-to-use picture-based software interface. In addition, the balancer has a laser light indicator for weight placement accuracy and a self-locking weight application arm.