An LED light source device includes an LED light source, a first powder layer located at a light path of the LED light source and a lamp shell located around the LED light source and the first powder layer. The method includes recording the message as an audio file, receiving an address of the receiving device, and sending the audio file as an attachment to an electronic mail message to the receiving device. Then, the suction pods may be spread apart from each other to tighten the surface of the cardiac tissue lying between the suction pods. The time difference between the impact-onset instant and the acceleration-transition instant is a measure of the impact speed. The products include bioactive components of extracts from roots of the plant Eurycoma longifolia mixed in preparations for topical application and administation. In fitting the knob to the fitting member, when the knob is rotated while being pressed backward in a state in which the projections are kept in contact with the flat portion, the projections slice on and in friction with a flat face, and when the projections hit against the stopper and the rotation of the knob is stopped, the projections and the through hole become opposite each other.