This is an original Dell adapter.

Tech. parameters: Output power: 65W Output voltage: 19.5V End size: 4.5x3.0 mm

the package does not include a power cord

The adapter spare part can be used for notebook models:

Dell Chromebook Chromebook 11 3120, Chromebook 11 3181, Chromebook 13 3380, Chromebook 13 7310, Chromebook 3400, Chromebook 5190, Chromebook 7310 G series G3 3579, G3 3779, G7 15 7588 Inspiron 11 series Inspiron 11 (3147), Inspiron 11 (3148), Inspiron 11 (3162), Inspiron 11 (3168), Inspiron 11 (3169), Inspiron 11 (3179), Inspiron 11 (3180), Inspiron 11 (3185) Inspiron 13 series Inspiron 13 7000 Series 2-in-1(7348), Inspiron 13 (5368), Inspiron 13 (5378), Inspiron 13 (5379), Inspiron 13 (7347), Inspiron 13 (7352), Inspiron 13 (7368 ), Inspiron 13 (7375), Inspiron 13 (7378) Inspiron 14 series Inspiron 14 5410, Inspiron 14 5410 2in1 Touch, Inspiron 14 (3443), Inspiron 14 (3451), Inspiron 14 (3458), Inspiron 14 (3459), Inspiron 14 (3462), Inspiron 14 (3465), Inspiron 14 (3467), Inspiron 14 (3468), Inspiron 14 (3473), Inspiron 14 (3476), Inspiron 14 (5420), Inspiron 14 (5425), Inspiron 14 (5430), Inspiron 14 (5435), Inspiron 14 ( 5443), Inspiron 14 (5448), Inspiron 14 (5468), Inspiron 14 (5485), Inspiron 14 (7447), Inspiron 14 (7460), Inspiron 14 (7467) Inspiron 15 series Inspiron 15 (3510), Inspiron 15 (3511), Inspiron 15 (3515), Inspiron 15 (3525), Inspiron 15 (3530), Inspiron 15 (3535), Inspiron 15 (3543), Inspiron 15 (3551) , Inspiron 15 (3555), Inspiron 15 (3558), Inspiron 15 (3559), Inspiron 15 (3565), Inspiron 15 (3567), Inspiron 15 (3568), Inspiron 15 (3573), Inspiron 15 (3576), Inspiron 15 (5510), Inspiron 15 (5543), Inspiron 15 (5565), Inspiron 15 (5566), Inspiron 15 (5567), Inspiron 15 (5568), Inspiron 15 (5570), Inspiron 15 (5576), Inspiron 15 ( 5577), Inspiron 15 (5578), Inspiron 15 (5579), Inspiron 15 (5583), Inspiron 15 (5584), Inspiron 15 (5585), Inspiron 15 (7548), Inspiron 15 (7559), Inspiron 15 (7560) , Inspiron 15 (7569), Inspiron 15 (7572), Inspiron 15 (7577), Inspiron 15 (7579) Inspiron 16 series Inspiron 16 (5620), Inspiron 16 (5625), Inspiron 16 (5630), Inspiron 16 (5635) Inspiron 17 series Inspiron 17 (5749), Inspiron 17 (5765), Inspiron 17 (5767), Inspiron 17 (7773), Inspiron 17 (7778), Inspiron 17 (7779) Inspiron 3000 series Inspiron 3147, Inspiron 3148, Inspiron 3152, Inspiron 3153, Inspiron 3157, Inspiron 3158, Inspiron 3443, Inspiron 3451, Inspiron 3452, Inspiron 3458, Inspiron 3480, Inspiron 3481, Inspiron 3482, Inspiron 3490, Inspiron 3493, Inspiron 3501 , Inspiron 3543, Inspiron 3551, Inspiron 3552, Inspiron 3558, Inspiron 3580, Inspiron 3581, Inspiron 3582, Inspiron 3583, Inspiron 3584, Inspiron 3585, Inspiron 3590, Inspiron 3780, Inspiron 3781 3785, Inspiron 3790, Inspiron 3793 Inspiron 5000 series Inspiron 5300, Inspiron 5301, Inspiron 5368, Inspiron 5370, Inspiron 5390, Inspiron 5391, Inspiron 5400, Inspiron 5401, Inspiron 5402, Inspiron 5405, Inspiron 5406, Inspiron 5408, Inspiron 5409, Inspiron 5415, Inspiron 5448, Inspiron 5451 . 5509, Inspiron 5515, Inspiron 5543, Inspiron 5551, Inspiron 5552, Inspiron 5555, Inspiron 5558, Inspiron 5559, Inspiron 5570, Inspiron 5575, Inspiron 5580, Inspiron 5590, Inspiron 5591, Inspiron 5593, Inspiron 5594, Inspiron 5598, Inspiron 5749, Inspiron 5755, Inspiron 5758, Inspiron 5759, Inspiron 5767, Inspiron 5770, Inspiron 5775 Inspiron 7000 series Inspiron 7300, Inspiron 7300 2in1, Inspiron 7306, Inspiron 7347, Inspiron 7348, Inspiron 7352, Inspiron 7353, Inspiron 7359, Inspiron 7370, Inspiron 7373, Inspiron 7386, Inspiron 7390, Inspiron 7391, Inspiron 7400, Inspiron 7405, Inspiron 7472, Inspiron 7506, Inspiron 7548, Inspiron 7557, Inspiron 7558, Inspiron 7568, Inspiron 7570, Inspiron 7573, Inspiron 7580, Inspiron 7586, Inspiron 7590, Inspiron 7590 2in1, Inspiron 7591, Inspiron 7591 2in1, Inspiron 7786, Inspiron 7791 Latitude 13 series Latitude 13 3379, Latitude 13 3380 Latitude 3100 series Latitude 3180, Latitude 3189, Latitude 3190 Latitude 3300 series Latitude 3301, Latitude33102in1, Latitude 3320, Latitude 3390 Latitude 3400 series Latitude 3400, Latitude 3410, Latitude 3420, Latitude 3430, Latitude 3460, Latitude 3470, Latitude 3480/3488, Latitude 3490 Latitude 3500 series Latitude 3500, Latitude 3510, Latitude 3520, Latitude 3530, Latitude 3560, Latitude 3570, Latitude 3580/3588, Latitude 3590 Latitude 5200 series Latitude 5280/5288 Latitude 5400 series Latitude 5404, Latitude 5414, Latitude 5495 Latitude 7200 series Latitude 7212, Latitude 7220 Tablet Latitude 7300 series Latitude 7350 Latitude 7400 series Latitude 7414, Latitude 7424 Precision Precision M3800 Vostro Vostro 14 (3435), Vostro 14 (3468), Vostro 14 (5410), Vostro 14 (5459), Vostro 14 (5468), Vostro 15 (3510), Vostro 15 (3515), Vostro 15 (3530), Vostro 15 (3535), Vostro 15 (3562), Vostro 15 (3568), Vostro 15 (5510), Vostro 15 (5568), Vostro 16 (5630), Vostro 16 (5635), Vostro 3401, Vostro 3405, Vostro 3420, Vostro 3458, Vostro 3459, Vostro 3478, Vostro 3480, Vostro 3481, Vostro 3490, Vostro 3491, Vostro 3501, Vostro 3520, Vostro 3525, Vostro 3558, Vostro 3559, Vostro 3561, Vostro 3568, Vostro 3572, Vostro 3578, Vostro 3580 , Vostro 3581, Vostro 3582, Vostro 3583, Vostro 3584, Vostro 3590, Vostro 3591, Vostro 5300, Vostro 5301, Vostro 5370, Vostro 5390, Vostro 5391, Vostro 5401, Vostro 5402, Vostro 5415, Vostro 5459, Vostro 5468, Vostro 5471, Vostro 5481, Vostro 5490, Vostro 5501, Vostro 5502, Vostro 5515, Vostro 5568, Vostro 5581, Vostro 5590, Vostro 5620, Vostro 5625 XPS XPS 11 (9P33), XPS 12 (9Q23), XPS 12 (9Q33), XPS 12 (9250), XPS 13 (9333), XPS 13 (9365), XPS 15 (9560), XPS 18 (1810), XPS 18 (1820)

You can find the operating instructions here: https://shop.sil.com/katalog/soubory/navodkobsluze.pdf