8 different size DC power straight connector tips kit - All with 5.5 x 2.5mm Female Jack. For universal AC and DC power adapters,
#2 : 6.3mm (O.D) X 3.0mm (I.D). This connector works for a lot of Toshiba laptop computers.
#3 : 5.5mm (O.D) X 2.1mm (I.D). Works for a lot of electronic devices.#4 : 5.5mm (O.D) X 1.7mm (I.D).Works for a lot of Acer laptop computers
#5 : 5.5mm (O.D) x 3.3mm (I.D) with Center Pin.Works for a lot of Samsung laptop computers and other devices.
#6 : 4.75mm (O.D) X 1.75mm (I.D) .Works for some a lot of electronic devices.
#7 : 4.00mm (O.D) X 1.70mm (I.D) . Works for some a lot of electronic devices.
#8: 3.50mm (O.D.) x 1.35mm (I.D.)
O.D. means round shape connector outside diameter. I.D. means inside diameter.
All connectors have same 5.5x2.5mm female jack on backside like this:
Each connector tip can plug to a 5.5x2.5mm male connector and change the 5.5x2.5mm connector to a different size connector: