World-class circuit chip protection.Nine layers of protection, built by Texas Instruments

Adopted USB smart-control chips and charging/discharging chips from Texas Instruments.
Mi Power Bank not only provides nine layers of circuit chip protection, but also enhances efficiency.

Compatible with all popular smartphones.The charging port automatically adjusts the output.

Mi Power Bank automatically adjusts its output based on the connected device. It's compatible with smartphones and tablets from Mi, Apple, Samsung, HTC, Google and BlackBerry as well as a variety of digital cameras and handheld gaming devices.

Rigorously tested for Mi standard

The one-piece carved aluminum casing ensures structural rigidity. 
Tested to withstand 5,000 micro USB insertion/removal cycles and 1,500 USB insertion/removal cycles. 
We never compromises on craftsmanship or testing.

Reliability Test

TestsDetails (times)
Charging port 5000
USB port 1500
ESD Contact discharging 8KV / Air discharging 12KV

Environmental Testing

TestsDetails
High temperature 70 degrees, 96 hours
Low temperature -40 degrees, 96 hours
High temperature and 
high humidity
60 degrees and RH95%, 96 hours
Temperature cycle 70 ~ -40 degrees, 10 cycles
Salt spray test 35 degrees / 5% / 24 hours, 3 cycles