





The Xiaomi Power Bank 4i 20000mAh 33W Super Fast Charging PD is a powerful and versatile portable charger. Here are its key features:
⚡ Power & Charging Speed
-
High Capacity: Large 20,000 mAh battery capacity, which uses high-density Lithium-ion cells for efficiency.
-
33W Super Fast Charging (Output): Provides a maximum output of 33W (Max), enabling ultra-fast charging for compatible smartphones, tablets, and other devices.
-
33W Two-Way Fast Charging: Supports 33W fast input via the Type-C port, significantly reducing the time needed to recharge the 20,000 mAh power bank itself (approx. 6.9 hours with a 9V/2A charger).
-
Charging Protocols: Supports popular fast charging protocols like Power Delivery (PD 3.0) and Quick Charge (QC 3.0) for universal compatibility.
🔌 Ports & Functionality
-
Triple Output Ports: Allows you to charge three devices simultaneously.
-
1 x USB Type-C Port (2-Way: Input & Output)
-
2 x USB-A Output Ports
-
-
Type-C Input & Output: The single Type-C port functions as both the main input for recharging the power bank and a high-speed output for charging devices.
-
Smart Low-Power Mode: Double-tap the power button to enter this mode, which safely charges low-current devices like smartwatches, fitness bands, and wireless earbuds.
🛡️ Safety & Build
-
Smart 12-Layer Protection: Built-in advanced safety circuit that provides comprehensive protection against:
-
Overheating (Temperature Protection)
-
Short Circuits
-
Overcharging and Over-discharging
-
Input/Output Overvoltage and Overcurrent
-
-
Robust Design: Crafted from durable PC + ABS material for enhanced strength and reliability.
This power bank is positioned as an excellent choice for users needing high-speed, reliable, and simultaneous charging for multiple modern devices.


Reviews
There are no reviews yet