A circuit board of a parallel light-emitting circuit of parallel LED light-emitting device has an electrical insulation board, two wire patterns and at least two power wires. The device can also have individual finger stalls, each accommodating one finger. For each website in the list of rated websites, one or more experts has entered a rating value and text evaluation. The electrical encoder maps three independent data channels into three differentially-encoded data sequences. A router support plate is disposed onto either the first or second pocket templates.