Abstract: Disclosed herein is a multifunctional therapeutic device with educational and entertainment functions, including a body including a program engine and a power supply unit. The multifunctional therapeutic device includes a data storage unit, an image display unit, and a sound output unit. The data storage unit is removably mounted on the body, is electrically connected to the program engine, and temporarily stores image and sound output data. The image display unit is mounted on the remaining side of the body so that its angle can be adjusted, is electrically connected to the program engine, and outputs an image through the program engine. The sound output unit is mounted between the data storage unit and the image display unit, is electrically connected to the program engine, and outputs a sound through the program engine. The image display unit and the sound output unit are operated separately or in combination.

Abstract: The present invention relates to a post cap for a guardrail equipped with light emission means. The post cap for a guardrail is configured to produce beautiful scenery through variation in the color and the blinking state and to ensure safe nighttime passage through the transmission of signals depending on situations. The post cap for a guardrail equipped with light emission means capable of emitting light of various colors is configured to detect the location of installation and time through the reception of GPS signals and to enable a plurality of post caps to implement variations in color in conjunction with each other through time-based variations in color according to a stored program based on the location of installation.