2S 3S 4S USB Type-C USB-C To 8.4V 12.6V 16.8V Step-Up Boost Module LiPo Li-Ion
£6.99
3-Cell(3S) 12.6V Version 2-Cell(2S) 8.4V Version 4-Cell(4S) 16.8V Version Input current : 4A. li-on li-po Lithium Battery 18650. Input current :4A. 3: High safety performance. Switching Frequency up to 1 MHz.
