GT-170手机平板Micro USB HUB读卡器SD TF

2个USB 充电+OTG 多合一 读SDTF卡

同时可以给手机充电

OTG数据转接线带供电
GT-170 phone tablet Micro USB HUB card reader SD TF

2 USB charging + OTG multi-read SDTF card

At the same time can charge the phone

OTG data cable with power supply