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Emission Layer (EML) and the Electron Transporting Layer (ETL)
Sometimes to take good advantage of the illuminant
Scalable output voltage
Power Input: DC 9V(Power adapter is not included)
Supports LED and flash strobe mode
Dual USB 5V 1A 2.1A 18650 Battery Charger Module with LCD Display tactile Emission Layer (EML) and theDual USB Charging Control Board for mobile power banks. The LCD Display module provides charge status. The module provides overload protection, over discharge protection and overcurrent protection. Specification: Micro USB input: 5 V 1A USB output: 5V 2. 1A 5V 1A (Dual USB interface) Charging screen: intelligent digital screen Type of batteries: liquid lithium ion batteries (18650) Product size: 57mm x 28mm Screen size: 27mm x 17mm Input Voltage: 3.
