ITEM NAME:4Pcs 18650 Charging Board Dual USB 5V 2.4A Mobile Power Bank Module 186 50 D4Q6 4Pcs 18650 Charging Board Dual USB 5V 2.4A Mobile Power Bank Module 186 50 D4Q6 This module is a portable backup power supply with an input that matches the 5.0V adapter to charge the internal battery. Use built-in battery for portable device to provide 5.0V/3.0A USB2.0 supply output for external devices. Protection: overcharge protection, overdischarge protection, short circuit protection, constant current. Charging cable: support three USB data cable charging, including Iphone and Android. Dual output current: 5V 2.4A; Input voltage B+ to B-: 3.0 - 4.2V. Note: The positive pole of the battery is connected to B+ and the negative pole is connected to B-, do not reverse it. If it is reversed, it will burn out! size:6.5*2.5*0.1cm colour:green Material: PC+ metal Package Contents: 4 * Dual USB 5V 2.4A 186 50 Charging Board.4 Dual USB 5V 2.4A 186 50 Charging Board. Charging cable: support three USB data cable charging, including Iphone and Android.
