ITEM NAME:For Lenovo ThinkPad S4X9 Power DC 7909 Male to DC 7909 Female Connector Description: - High quality, Brand new, exactly . - Overload protection, over temperature protection. - Short-circuit protection, low energy consumption, power saving. - Small and lightweight, easy to carry. - DC 7909 male means outer diameter 7.9mm inner diameter 0.9mm with needle. - Suitable for Lenovo ThinkPad IBM laptop notebook. Specification: - Connector: 7.9 x 0.9mm - Product Size: 3.5*3.8*1.3cm - Weight: 10g - Please confirm model or voltage. - colour: black - Material: ABS , Metal Package Included: 1 * DC Male to Female Connector.Suitable for Lenovo ThinkPad IBM laptop notebook. 1 DC Male to Female Connector. - Short-circuit protection, low energy consumption, power saving. - Connector: 7.9 x 0.9mm. - Small and lightweight, easy to carry.