An indicating apparatus for skin protection against sunshine a power unit, a control IC connected to the power unit, a display panel electrically connected to the control IC, the display panel having display areas for displaying UV intensity, dermatoglyphics characteristics, and sun protection factor data, a UV sensor electrically connected to the control IC and adapted to detect UV intensity of sunlight, a signal converter adapted to convert analog UV intensity signal from the UV sensor into electronic signal for the control IC, and an input device electrically connected to the control IC for data entry of the user's dermatoglyphics characteristics for enabling the control IC to compute inputted data and to output sun protection factor reference data to the display panel for reference by the user.