The power adapter is an invaluable tool for a laptop to get power supply safely. Hence， if the original adapter for your laptop is broken or malfunctioned， you should immediately get a new one to power on your computer and this adapter would be the best replacement. With latest technology， this adapter is specially designed with built-in protection to protect your computer against unexpected power surge damages. Besides， it also features stable voltage and noise reduction. Overall， this power adapter is of high efficiency and reliability                                    Features             Low interference !#!amp!*! noise<br> Advanced technology and high quality<br> High efficiency and reliability<br> Short circuit and over voltage protection<br> A durable and well-made Laptop Power Adapter guarantees long term use <br>                                                            Specifications            Condition    New    <br>Power Cable Type    UK standard，3 pin    <br>Input    100-240V ~ 1.0A， 50/60Hz    <br>Output    19v~2.1A 40W    <br>Tip Diameter    0.12 x 0.22" / 3.0 x 5.5 mm(Inner Dia. x Outside Dia.)    <br>Weight    5.71oz / 162g    <br>Color    Black    <br>Adapter Size    3.74 x 1.57 x 1.1" / 9.5 x 4 x 2.8cm (L x W x H)    <br>Adapter cable length    46.06" / 117 cm    <br>Package Size    7.4 x 5.0 x 1.81" / 18.8 x 12.7 x 4.6cm (L x W x H)    <br>                                                            Package Includes            1 x AC adapter<br>                                                            Extra Info            Replace Part Number:<br>AA-PA2N40W/US， ADP-40MB AB， AD4019， AD-4019R SPA-P30/US， AD-4019S CPA09-002A<br>Samsung N150 Series<br>N150-JP01 / NP-N150-JP01CN / N150-JP02 / NP-N150-JP02CN / N150-JP05 / N150-JP06 / N150-JP07 / N150-JP11 / N150-22BL / NP-N150-HAV1US / NP-N150-KA01IN / NT-N150P / NP-N150P / NT-N150<br>Samsung Netbook NC-10 Series<br>N310-13GB / N310-13GBK / N310-13GO / N310-KA03 / N310-KA04 / N310-KA05 / N310-KA06 / N310-KA07 / NP-N310 / NP-N310-KA01NL / NP-N310-KA01UK<br>Samsung NP-N310 Series<br>NP-N310 N310-HAA2US<br>Samsung NF210 Series<br>NF210-A03 / N210-JP01 / NP-N210-JP01CN / N210-JA01ZA / NP-N210-JA02US<br>Samsung NC110 Series<br>NC110-A01 / NC110-A02<br>Samsung N350 Series<br>N350-JA01 / NP-N350-JA01CN / N350-JA02 / N350-JA03 / N350-JA04 / P-N350-JA01 / NP-N350-JA01CN / NP-N350-JA02 / NP-N350-JA02DE / NP-N350-JA02SE / NP-N350-JA03 / NP-N350-JA03RU / NP-N350-JA03UK <br>