Dual USB Power Bank Module, Convenient Durable Power Bank PCB, | Shop The World
From India
NewXinrub
Dual USB Power Bank Module, Convenient Durable Power Bank PCB, for Battery Lithium Battery
•Output load indication: After connecting the load, long press LED switch to start the output. Then screen would show the word 'OUT' and output voltage/current 5V/1A or 5V/2.1A.
•Protection function: Integrate lithium battery protection circuit to overcharge, overdischarge and overload.
•Can connect one lithium battery or multiple lithium batteries in parallel. But the following conditions must be met: capacity≤20W mAh, 3-4.2V voltage.
•Connect the battery positive pole to B+, connect the battery negative pole to B-.
•Charging indication: LCD screen would display the word 'IN' when charging.
