21PCS 18650 Power Bank Case Wireless Fast Charge PD3.0 QC4.0 For Phone Charging No Soldering Push-pull DIY Battery Storage Boxes Wall Chargers

18650 Battery Storage Boxes Features

15W Wireless Charging QC4.0 fast chargePD3 .0 fast chargeAnti-reverse protectionTwo LED Lights with 3 modes : Long Bright , Slow Flash and High BlinkingHold 21pcs 18650 flat head batteriesRemoveable, no need to welding ,detactableT21 : Max Input / output 5V-2.1AT21 QI : Max Input / output 5V-2.1A, Wireless Charging :5WT21 PD : Max Input / output 5V-3A 9V-2A 12V-1.5AT21 PD QI : Max Output: 5V-3A/ 9V-2A/ 12V-1.5A/ 4.5V-5A/ 5V-4.5A , Max Input: 5V-3A/ 9V-2A/ 12V-1.5A , Wireless Output: 15W

18650 Battery Storage Boxes Note

Charging power depends on your device, for example: 9V-2A, it input/output 9V-2A only when the device supports 9V-2APlease use NEW batteries and the of batteries should more than 3.2VPlease first put all batteries in and then charging

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 is in line with 3.2V-4.2V4. The positive and negative poles need to be placed and used correctly.5. Do not use or store in a high temperature environment.

Q&A

Q1: The screen displays "0"Q2: The battery cannot be fully charged:A2: Try to change the charging head or change the cableThe higher the power of the charging head, the better. For example, use a fast charging head that supports PD protocol or QC protocol.Q3: When charging the phone from the front, it shows 52%. When you pull it out and put it ba, it shows 98%. What is the principle?A3: 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 timesThe cycle is to discharge to 0 and recharge to 100. after several cycles

Paage Included

1PCS 21*18650 Battery Power Bank Case ( the box don't include batteries )