Features: Type : Universal LCD inverter Voltage : 5V-28V 1 Small Interface Interface Definition:VIN (power) ON\/OFF (switch) ADJ (brightness control) GND (ground) Size : 9x1x0.43 cm Suitable for  Laptop repair and modification， small volume， super wide voltage design， support 5V， 9V， 12V， 15V， 16V，18V，19V， 26V and 28V every voltage， connected to three wires will be lighted up， convenient， necessary accessories of laptop maintenance.  Package include: 1 x 1 Lamp Backlight Universal Laptop LCD Screen Inverter 5-28V