MakerFocus 4pcs 186 50 Charging Board Dual USB 5V 2.4A Mobile Power Bank Module 186 50 Lithium Battery Charger Board with Overcharge Overdischarge Short Circuit Protection DIY USB Power Bank Board

LED digital display status:
The LED digital screen displays the current battery charge while charging.
When discharging, the LED digital screen displays the current power, and the display is saved in about 30 seconds (double-click the button to resume display).
The system will provide an accurate battery indication after a complete charge and discharge.

Normal Parameters
Size: 6.5 * 2.5 * 0.1cm
Weight: 10.8G
IR of PCM : ?65 m?
Allowed 0V change: Yes
Constant current: 2.4A
Dual output current: 5V 2.4A
Input voltage B+ to B-: 3.0 - 4.2V
Charging cable: support Iphone and Android three USB Cables.
Button function: Press and hold the button after standby, the LED digital screen displays the power.

Technical Specification
·Prevent Overcharge Protection
Detection voltage: 4.20±0.05V
Release voltage: 4.100±0.05V
Detection delay time: <200 ms

·Prevent Overdischarge Protection
Detection voltage: 3.0±0.10V
Release voltage: 3.10±0.10V
Detection delay time: <100 ms

·Short Circuit Protection
Short detection delay time: <50 uS
Release Conditions: Cut off load

·Normal Current Consumption
Normal current consumption of PCM: Max 60uA
Stanby current consumption: Max 50uA

·Suggest Working Conditions
Max continuous charge/discharge current: 1.5/2.4A
Suggest working temperature: -5?45?

Package Including:
4 * Dual USB 5V 2.4A 186 50 Charging Board