This is a super mini power bank mainboard compatible with 3.7V-4.2V li-ion battery. On-board micro USB port for battery charging and USB type A female output port supporting DC 5V 1A input and 5V 1A output. Just conenct it with a 18650 battery then you can get a portable power bank.
Specifications :
Input Voltage and Current: 5V 1A
Output Voltage and Current: 5V 1A
Compatible Battery: 3.7V-4.2V lithium battery
On-board USB type A female jack for 5V 1A power supply outupt and micro USB input port for battery charging with 5V 1A input
Compatible with 3.7V-4.2V lithium battery with overdischarge and overcharge protection
Compact size just connect with a 18650 battery then it will turn into a mini portable power bank
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Input Voltage and Current: 5V 1A
Output Voltage and Current: 5V 1A
Compatible Battery: 3.7V-4.2V lithium battery
On-board USB type A female jack for 5V 1A
Shipping Charge : Rs. 35, If order below Rs.1000
Vishal Kumar is