Specifications: Input: 100V ~ 240V, 50/60Hz. Output: 15V/16V/18.5V/19.5V(19V)/20V/22V/24V Over Voltage Protection Over Short Circuit Protection Over Temperature Protection High Power Exchange and Stable Working 15 Tips, Compatible with 97% laptop models in the Australian market. Connector: 15 Tips (such as dimensions, suitable laptop model, check as below.) Compatible Model:   Tip A - 6.4mm x 4.4mm (for Sony,16V-4A, 19.5V-4.1A/4.7A) Tip D - 6.3mm x 3.0mm (for Toshiba 15V-3A/4A/5A/6A) Tip E1 - 4.8mm x 1.7mm (for HP/Compaq 18.5V-3.5A/4.9A) Tip E2 - 4.8mm x 1.7mm (for HP Envy 4, 19.5V-3.33A) Tip F - 5.5mm x 2.5mm (for Lenovo/Asus/Toshiba 19V-3.42A/3.95A/4.74A) Tip G - 5.5mm x 3.0mm (for Samsung 19V-3.16A/4.74A) Tip Q - 7.4mm x 5.0mm (for Dell PA-10, PA-12 19.5V-3.34A/4.62A) Tip R - 7.4mm x 5.0mm (for HP/Compaq 18.5V-3.5A, 19V-4.74A) Tip N - 5.5mm x 1.7mm (for Acer 19V-1.58A/3.42A/4.74A) Tip X1 blue - 4.5mm x 3.0mm (for HP Pavilion 15, 19.5V-2.31A/3.33A/4.62A) Tip X2 black - 4.5mm x 3.0mm (for Dell Inspiron 3000 5000, 19.5V-2.31A) Tip W - 3.0mm x 1.0mm (for Samsung 19V-2.1A, Acer S3 S5 S7) Tip S - 4.0mm x 1.35mm (for Asus 19V-2.37A/3.42A) Tip Z - Square with pin inside (for Lenovo G50 Z50 11S, 20V-2.25A/3.25A/4.5A) Tip L - 7.9mm x 5.0mm (for Lenovo X60 X61 T430 X200, 20V-3.25A/4.5A) Tip(with the adapter) - 5.5mm x 2.1mm (Acer)  ACMA & ESSS Registered Responsible Supplier Number : E8888