21 Slots High Capacity DIY Wireless Power Bank Case 18650 Battery Power Shell Quick QC3.0 Fast Charging Super Fast Charge VOOC Charger Box + Batteries Torch Flashlight

To avoid Confusion of terminals when it is purchased with batteries it will come pre-installed. Thanks for your understanding!

It is undoubtedly the most powerful high capacity power bank in the market right now!

Specifications

1. Function: digital display with power, detachable, welding-free, with anti-reverse connection protection, can charge 21 18650 flat-head batteries, when the built-in battery can be used as a power bank, the normal version requires a charging cable, wireless fast charging The version does not require a charging cable and can be charged quickly.
2. Hand-made DIY mobile power kit, self-configured mobile power, larger battery capacity and more durable, can better solve your charging problem.
3. Suitable for people with greater charging needs, equipped with 3 charging interface types, for Micro, for Apple,for Type-C can charge the charging box.
4. With power display, let you know the remaining power anytime and anywhere, and better charge your mobile phone or other devices.
5. Comes with a lanyard, which is more convenient to carry, allowing you to take it wherever you go.

Features

Weight With Batteries: Approx. 980g 

Weight Without Batteries: Approx. 238g

Size:170*84*62mm
T12-PD-QI+Flashlight
Maximum output power: 5V-3A 9V-2A 12V-1.5A 4.5V-5A 5V-4.5A Input maximum power:5V-3A 9V-2A 12V-1.5A
Wireless output maximum power:15w (watts)

Precautions

1. The battery cannot be used if its outer skin is damaged.
2. Pointed batteries cannot be used, only flat batteries can be used.
3. The voltage is in line with 3.2V-4.2V
4. The positive and negative poles need to be placed and used correctly.
5. Do not use or store in a high temperature environment

Package includes:

1x 18650 Power Bank Case(Batteries are optional)

Note:
1.We don't offer retail package, but we will pack it well before shipped out.
2.Please allow 0-1cm error due to manual measurement. plz make sure you do not mind before you buy.
3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Q&A

Q1: The screen displays "0"
A1: After the battery is installed, the battery box needs to be plugged in and activated, so that the screen can be displayed normally

Q2: The battery cannot be fully charged:
A2: Try to change the charging head or change the cable
The higher the power of the charging head, the better. For example, use a fast charging head that supports PD protocol or QC protocol.

Q3: No wireless charging (wireless charging version)
A3: Take off the phone case, it will be more sensitive. You need to put it in the exact spot and lay it flat. If it is not placed properly, it will not be able to charge.

Q4: When charging the phone from the front, it shows 52%. When you pull it out and put it back, it shows 98%. What is the principle?
A4: This is virtual power, you need to discharge the power and then fully charge it again. The power output is inaccurate at the beginning and needs to be cycled 2-3 times
The cycle is to discharge to 0 and recharge to 100. after several cycles