IAITE Limoss OEM Oval 2 Button Power Switch Side Hand Control ACER Chromebook 11 13 14 15 C720, C720P R11 C740 Cb3 Cb5, Aspire P3 S5 S7; Acer Aspire E 15 E5-575G-57D4 E5-575-33BM A114-31-C4HH, CB3-131-C3SZ, CB3-131-C8GZ, 14 CB3-431-C5FM cb3-532 15 CB5-571-C09S; TOSHIBA Chromebook 2 Cb35 CB30, Satellite C55-C5241,P755 P775 P870 S855 S875 U305 U505; SAMSUNG NP530U4BL GS6/GT6/7/8, X05 Series, VM GT NT; DELL Inspiron 11Z-1121 1320 13Z-5323 14-3420 14Z-5423 15R-5520 15R-5537,14R 17R, N5010 N7110, Studio 15 17; LENOVO Thinkpad Z60 T410 SL400 SL510; GATEWAY NV55C Asus Zenbook UX21E and UX31E Series, chromebook C200 C200MA C300 C300MA, X551MA, X555LA , X553M, F555LA-AB31, T300LA, F553M, C202SA-YS02, VivoBook F510UA F510UA-AH51, K501UX, ZenBook UX330UA-AH54 UX330UA-AH55 ; HP Stream 11 13 14, X360, 14-ax010nr 14-ax040nr 14-ax020nr 11-y010nr 11-y020nr 14-ak040nr 14-ax050nr, Chromebook 14 11 G3 G4 G5, ENVY TouchSmart Sleekbook M6, M7, 15-j, 17-j, DV14/15/2000/4000/5000/6000/8000, Dv4 Dv6 Dv7, Dm4 G6 G7, 2000; Sony VAIO VGP-AC19V39 VGP-AC19V47 etc Wide Output Voltage Range [15v-20v] - Input voltage: Worldwide 100-240V, 50 - 60Hz. Output Voltage: DC 15V, 16V, 18.5V, 19V, 19.5V, 20V, max 90W, compatible 65w 45w 40w 33w models which tips are included. Each Brand laptop has several different kinds of tips for different models. IF you are NOT SURE your laptop TIP SIZE, please send your laptop brand and model number to us before buying. We will give suggestions. Any problems, please contact us before returning it Multi Tip & Voltage 90w Laptop AC charger, more convenient and high efficiency. Plug and play, easy to use with automatic voltage adjustment. You can power your different brand laptops with just one adapter.Not compatible to all laptops, please do not use on devices over 90W Package include: 1 x 90W Ultrathin High Quality Power Adapter, 1 x AC Cord, 1 Set x Tips