Xiaomi’s ecological chain company ZMI has got a number of impressive products in its catalogue. Since the brand first opened shop in 2012 they have launched several impressive products ranging from power banks, chargers including wireless chargers, data cables, car chargers, to portable speakers. ZMI has now launched a new power bank model with 20,000mAh battery capacity. 
The ZMI 20,000mAh power bank has as its major feature, bidirectional fast charging support. This model can charge three devices at the same time including mobile phones, tablets and portable gaming consoles like the Nintendo Switch. It comes with 18W power output which can provide fast charging for iPhones. The battery can deliver a full charge to your mobile phones several times before it will require recharging.
In terms of the build, the new power bank casing is made from a PC + ABS environmental protection material. It adopts a wave pattern design which enhances the grip makes it not slippery. The case is also scratch-resistant. Internally, it makes use of high-precision resistance-capacitance sensing devices which not only makes it safer but also more effectively improves the conversion rate and stabilizes the discharge voltage. It can easily deal with abnormal charging conditions such as overcharge, over-discharge, high temperature, short circuit, etc., providing more secure charging protection.
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The power bank features two USB-A interfaces and a single USB-C interface for charging three devices at a go. Both the USB-A ports and USB-C ports each support 18W MAX fast charging. ZMI has a USB-C to Lightning data cable that makes this suitable to deliver 18W fast charge to iPhones. ZMI claims its cable and power bank can reduce the charging time of the iPhone 11 by 53% compared to the original charger and data cable.
Apart from fast charge, the new ZMI power bank comes with a low-current charging mode for charging devices that have lower power ratings such as Bluetooth Headsets and smart bands. It can also be used in combination with USB interface devices such as ZMI USB fan.
As for the pricing, the ZMI Power bank comes in at 149 yuan ($21) and is presently on sale on TMall.
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