features:Size: 60mm lamp lights long diameter 16mmCurrent: 20mA * 12VRange: Universal (as long as the car is a little smoke interface can be used)Features: 1.Cigarette lighter interface design， with switch control 2. each lamp configuration， about 1 meter long line 3.The back of each lamp with double-sided tape， you can freely choose the sticky positionRole: ambient lighting is a decorative role， mainly in order to make the cabin at night when more brilliant. (Lighting darker， too bright， is not conducive to driving safety)Installation: four lights were fixed with double-sided tape， cigarette lighter connector into the car cigarette lighter interface can press the switch， the operation is very simple