Features: 1. High quality, good performance, long service time. 2. DIY installation, enjoy the fun of DIY. 3. Support all models of mobile phone charging. 4. Easy to install and use, very practical, high reliability. 5. 2 different colors for you to choose, meet your different needs. Specifications: Condition: 100% Brand New Item Type: Battery Case Shell Material: ABS Optional Color: Black, White Weight: Approx. 131g Battery model: 18650 (not included) Hold battery: 10pcs Function parameter: solderless mobile power jack (circuit board + shell) non-mobile power supply finished product. Any USB port can support fast charging. When using two or more output ports at the same time, it supports 5V. Built-in QC2.0/QC3.0 output fast charging protocol Built-in for FCP input/output fast charging protocol Built-in AFC input/output fast charging protocol Built-in SFCP input/output fast charging protocol Built-in SFCP input/output fast charging protocol built-in MTK PE+ 1.1 2.0 fast charging Built-in USB C DRP protocol, support input and output fast charging Compatible with BC1.2, fast charging for IOS and for Samsung phones USB power delivery protocol (PD2. 0/PD3.0) built-in Support PD2.0 bidirectional input/output protocol Support PD3.0 input/output, PPS output protocol Support range input/output voltage 5V, 9V, 12V Support PPS 5~11V Battery charging current can reach 5.0A Adaptive charging current regulation Discharge specifications: 5V 2A synchronous switching discharge efficiency up to 95%, support line compensation Output current capacity: 5V/3.1A; 9V/2.0A; 12V/1.5A Package List: 1 x DIY Power Bank Kit 1 x Baffle