No drill installation to avoid harming the car appearanceHigh Brightness LED， Power Consumptions SaveAutomatically senses (when open the door it will light)，also it can be manually controlledLife Span: 80000-100000 HoursPower: 3 AAA (not included)Item Weight:2.4 ouncesProduct Dimensions :5.3 x 3.2 x 1.9 inchesManufacturer Part Number:LED-YBD-TOBulb Type:LEDSpecial Features Material: ABS PlasticVehicle Service Type:Toyota