Dual socket 3A DC-DC step-down regulator charging module
Product size: 28*33*8mm (double socket), 28*66*8mm (four socket)
Product weight: 5.5g (double socket), 11.5g (four socket)
Input voltage range: 6-26V
Output voltage: 5.2V (considering the charging line loss, the output is about 5.2V, the load is about 5V)