It is brand new. The box has been opened, but never used. It can be used free standing or attached to the wall. It features low power consumption, high brightness and low temperature. LED lights can achieve 45,000 illuminance and 5500 color temperature light intensity. It has low heat dissipation and doesn't affect temperature changes in the room. The diameter of the lamp panel is 200mm, which is larger than the ordinary exam light, but smaller than traditional LED shadowless lamp.