20000 mAh Mi 50W Power Bank - Charges laptops
50W MAX flash charge | three-port output | 74 Wh high power high-quality lithium-ion battery
Suitable for air travel*
74 Wh high power
20000 mAh suitable for air travel
Type-C 50W MAX
Charges the Mi 11 to 100% in 44 minutes
Can charge three devices simultaneously
Compatible with smartphones, tablets and the Nintendo Switch
Supports type-C laptop charging
Type-C two-way fast charging
Fully charged in 4.5 hours
Supports low-current charging
Able to charge devices such as Bluetooth earbuds and smart bands
*Type-C 50W MAX: 50W Max fast flash charging for your Mi 11 with the charging cable included in the package and the type-C port of the Mi 50W Power Bank 20000 mAh.
Charges Mi 11 to 100% in 44 minutes with 50W MAX super flash charging
The Mi 11 has a 4600 mAh large battery. Charges Mi 11 to 100% in 44 minutes* with high-power 50W MAX .
Fast charging for laptops, smart compatibility, extra-long battery life
Type-C port for fast charging of your high-power electronic devices, including the latest MacBook Pro, Mi Notebook and Nintendo Switch. An effortless solution to your everyday charging needs.
Can charge three devices simultaneously, compatible with smartphones, tablets and the Nintendo Switch
Able to charge three devices simultaneously with one type-C port and two USB-A ports. When used alone, the type-C port is able to sustain high-power usage of devices including Mi Notebooks and MacBooks.
- 3.8 charges - iPhone 12
- 1.9 charges - Mi 11
- 2.3 charges - Nintendo Switch
Easy-to-use low-current charging
USB-A ports can charge low-current devices such as Bluetooth earbuds and Mi smart bands*. An effortless solution to your everyday low-current charging needs.
No time wasted when charging the power bank, the type-C port supports two-way fast charging
With 45W MAX input capacity, the type-C port supports two-way fast charging and the E-Marker charging cable in the package supports high currents of up to 5A*. When used together the power bank can be charged to 100% in 4.5 hours*.
- 4.5 hours - Charges to 100% quickly
Improved safety with high-quality IC chips
High-precision capacitance and inductance sensors, plus advanced circuit chips mean added safety, an upgraded conversion rate and discharging voltage stability. Peace of mind for your everyday charging with multiple circuit protections.
- Temperature protection
- Short circuit protection
- Reset protection
- Input overvoltage protection
- Input overcurrent protection
- Output overcurrent protection
- Output overvoltage protection
- Overcharge and over-discharge protection
- Hardware-level overcurrent short circuit protection
Improved feel with upgraded design and craftsmanship
With UV paint treatment, the integrated cover of the Mi Power Bank 50W 20000 mAh is smooth to the touch. With ceramic-like gloss used for both the top and bottom, the power bank glistens like fine jade.
Ceramic-like gloss is used for both the top and bottom of the device, so the entire body glistens like fine jade.
The integrated keys are designed with you in mind, for a much improved user experience.
Simulated anodising process
The hard black cover is fine with an excellent feel.
*Complies with international aviation standards: Single charging device with a capability of less than 100 Wh.
*Charges Mi 11 to 100% in 44 minutes: Charging speed may vary depending on device usage, charging conditions and other factors.
*The Mi 50W Power Bank 20000 mAh also supports low-current charging for non-Xiaomi Bluetooth earbuds and smart bands.
*The charging cable included in the package and the embedded E-Marker chip support a current of up to 5A, which is faster than a standard charging cable.
*Fully charged in 4.5 hours: Charge with the charging cable included in the package and a charger rated 45W or above. Charger not included in package, please purchase separately.
*The Laptop Charging Compatibility List is dependent on the laptop model and the software version. A software upgrade on the laptop may affect compatibility. Including, but not limited to, the notebook models listed, subject to actual circumstances.
*Unless otherwise noted, all data above are measured values from the Zimi Laboratory. However, results may vary subject to objective variations specific to the usage environment (e.g. device software versions, ambient temperature).
Product model no.
Lithium-ion polymer battery
74 Wh 3.7V 20000 mAh
5V=3A, 9V=3A, 12V=3A, 15V=3A, 20V=2.25A
USB-A (single port)
5V=3A, 9V=2.23A, 12V=1.67A, 10V=2.25A
USB-A (two ports)
5V=3A, 9V=3A, 10V=5A, 12V=3A, 15V=3A, 20V=2A
5V=4A, 9V=3A, 10V=5A, 12V=3A, 15V=3A, 20V=2A
5°C to 35°C
Approximately 11 hours (5V/2A charger)
Approximately 6.5 hours (18W charger)
Approximately 4.5 hours (45W charger, charging cable in the package)
Mi 50W Power Bank 20000 mAh x1
Charging cable x1
User manual x1
Laptop Charging Compatibility List*
MacBook Air 13 2020(A2179)
MacBook Air 13 2019(A1932)
MacBook Air (A2337)
MacBook Pro 16"(A2141)
Macbook Pro 15 2018(A1990)
MacBook Pro 15 2017(A1707)
Macbook Pro 13 2019(A2159)
Macbook Pro 13 2018(A1989)
MacBook Pro 13 2017(A1706)
MacBook Pro 13 2016(MLL42)
MacBook Pro 13"(A1708)
MacBook Pro 13*(2020)(MYD82TA/A)(HWID:17,1)
MacBook 12 2017 (A1534)
Mi Notebook Air 13
Mi Notebook Air 12
Mi Notebook Pro 15 Plus
Mi Notebook Air 13.3" (161301-01)
Mi Notebook Air 13.3" (161301-EA)
Mi Notebook Pro 15.6"
RedmiBook Pro 15(XMA2007-AJ)
RedmiBook Pro 14(XMA2006-AB)
RedmiBook 16 i5(XMA2012-DJ)
RedmiBook 16 Ryzen Edition
RedmiBook 14 ll
Lenovo ThinkPad E595 20NFCTO4WW
Lenovo ThinkPad X1C 7th
Lenovo ThinkPad S3-490 14"
Lenovo ThinkPad X270
Lenovo ThinkPad T470 (1FCD)
Lenovo ThinkPad New S2 13.3
Lenovo Yoga 920-13IKB 80Y7
Lenovo ThinkPad X1 Yoga (2nd Gen)TP00076C
Lenovo XiaoXin Pro-131 ML 2020
HP ProBook x360 435 G7 (Primrose)
HP ENVY Laptop-17t-cg000 touch optional
HP ProBook x360 11 G6 EE (Aloe 2.0)
HP ENVY x360 Laptop-15t-ed000 touch (Irwin)
HP ProBook 450 G7 (Redpine)
HP Chromebook x360 14 G1 (Stingray)
HP Spectre x360-15t-df000 CTO
HP Chromebook 11A G6 EE (Orca)
HP Elite Dragonfly Notebook PC (Empire)
HP Elite x2 G4 (Miramar)
HP EliteBook Folio G1 12.5
HP Spectre 13-af001
HP Spectre x360 13-w021TU 13.3
HP Spectre x360 Conve 13-w010tu
Acer Chromebook Spin 311(R721T-49FS)
Acer Swift 3 SF314-57G-50MR
Acer Swift SF714-52T
Acer Chromebook 14 (CP5-471-312N)
Dell Latitude 5300 2-in-1 Chromebook Enterprise
Dell Latitude 7300
Dell XPS 13 9300
Dell XPS13-9365 i5-8200Y
Dell Latitude 5480
Dell InSpiron 13 7378 2-in-1
HUAWEI MateBook X Pro
HUAWEI MateBook X 13
HUAWEI MateBook 12
HUAWEI MateBook E
ASUS Transformer 3Pro T303UA 12.6"
ASUS Chromebook Flip C434TA
Google Pixelbook Go
Honor MagicBook 14
Fujitsu LIFEBOOK WU2/C3
Dynabook Satellite L50-G
LG gram 14Z90N-V.AR53C2
Microsoft Surface Pro 7
*The test list is dependent on the laptop model and the software version. A software upgrade on the laptop may affect compatibility. The laptop models listed here are only a subset of all supported models.