ZUERST -B3 Ultra-thin power bank

Dual charging mode, no waiting for efficiency.

Supports simultaneous charging of two devices via both wireless and wired connections, eliminating the need to wait in line and improving the efficiency of charging multiple devices.Covering mainstream digital devices such as mobile phones, tablets, and headphones, one power bank can meet the charging needs of multiple devices, reducing the number of devices required.

Four-level LED power indicator

Equipped with 4 LED indicators, corresponding to 4 battery levels:

1 LED on: 0%-25%

2 LEDs on: 25%-50%

3 LEDs on: 50%-75%

4 LEDs on: 75%-100%

The battery status is clearly displayed, solving the problem of "vague battery levels and the need to guess remaining battery life" common with traditional power banks.

Nine-fold security protection mechanism

Overcharge, over-discharge, overvoltage, overcurrent, overpower, short circuit, magnetic field, and temperature protection to prevent abnormal charging; Recovery protection: Automatically resumes charging after the abnormal situation is resolved, improving ease of use.

Unobstructed use, more flexible scene adaptation

This power bank features an ultra-thin magnetic design that fits snugly against the phone, ensuring it doesn't obstruct the camera lens when attached. It's suitable for scenarios like taking photos, scanning QR codes, and playing games, solving the problem of traditional power banks obstructing functional areas while charging.

Various Color Options

The product comes in four colors to choose from, and custom colors can also be customized upon request.