Solar cell panels made of high-efficiency silicon chips are high in their efficiency and quality.

A 40-watt solar energy device consists of solar cell panel, battery and AC adapter. When it is recharged for 8 hours regardless of weather conditions, it can power a 220 volt electric appliance for two to two and half hours.

A compact light can be used for 30 to 32 hours by the solar energy generated by this device.

The Korean Solar Energy Production Joint Venture Company produces artificial stone pictures, handicrafts and other art works with mysterious lighting effect by use of sun rays.