Redmi Power Bank 20000mah

Published on: September 17, 2025 • Categories: GAMING and ENERGY

Solar Power Bank 20000mAh – Ultimate Charging Solution

Solar Power Bank 20000mAh: Your Ultimate On-the-Go Charging Solution

Never run out of power again with this high-capacity portable charger

In today’s connected world, running out of battery power is simply not an option. Whether you’re traveling, camping, or just navigating a busy day, having a reliable power source is essential. The Solar Power Bank 20000mAh is designed to keep all your devices charged whenever and wherever you need it.

Basic Specifications

Product Model No.

Mi 37W Dual-Port Car Charger

Battery Type

Lithium-ion polymer battery

Battery Power

74 Wh/3.7 V/20,000 mAh

Rated Capacity

12,000 mAh (5.1 V/3.6 A)

Input Ports

Micro-USB/USB-C

Output Ports

2 × USB-A

Output Parameters

5 V===2.1 A/9 V===2.1 A/12 V===1.5 A

Single-port Output

5.1 V===2.4 A/9 V===Max. 2 A 12 V===Max. 1.5 A

Dual-port Output

5.1 V===3.6 A

Product Dimensions

154 × 73.6 × 27.3 mm

Advanced Safety Features

High-quality circuit chips with added protection and enhanced safety. The high-precision resistance, inductance, and capacitance components and advanced circuit chips can easily tackle overcharging, over-discharging, overheating, short circuits and other faults, offering reliable protection for both the power bank and devices.

Surge Protection

Protects against voltage spikes

Temperature Protection

Prevents overheating during use

Input Overvoltage Protection

Keeps charging safe and stable

Output Overvoltage Protection

Protects your connected devices

Short Circuit Protection

Automatically cuts off in case of short circuit

Reverse Charging Protection

Prevents damage from incorrect connections

Overcharge & Over Discharge Protection

Extends battery lifespan

Reset Protection

Automatic reset after fault resolution

Output Overcurrent Protection

Prevents excessive current draw

Hardware-level Overcurrent Protection

Additional hardware safety layer

Lithium-ion Polymer Battery

Suitable for charging various devices. The high-density lithium-ion polymer battery provides lasting and reliable battery life for devices such as phones, tablets and digital cameras, so you can recharge wherever you are — in the office or on the go.

Dual Input Ports

It’s better to have a choice. The power bank has two input ports, a USB-C and a Micro-USB port, fully covering the types of cables that come original with different Android devices and ensuring fast self-charging for the power bank itself.

Dual USB-A Output Ports

One’s not enough. Two’s perfect. The power bank has two USB-A output ports, each with a maximum power of 18W when used alone. The combined output of the two ports can reach 5.1V/3.6A, satisfying the charging needs of both phones and tablets.

Two-way 18W Fast Charging

Fast for both charging and self-charging. The power bank has two USB-A output ports, each with a maximum output power of 18W. Also has two input ports, a USB-C and a Micro-USB port, each with a maximum input power of 18W. A smart power bank that ensures more efficient charging and saves you valuable time.

3.5

Charges for Redmi Note 7

3.5

Charges for Redmi K20

4.5

Charges for Mi 9

4.7

Charges for iPhone XS

High Capacity of 20,000 mAh

Enough to fully charge 4 phones and have power left. High capacity of 20,000 mAh; built-in smart USB charging controller; compatible with most phones and digital devices; enough capacity to fully charge four Mi 9 phones and still have power left. For peace of mind when you’re on the go.