Fashionable combo for 2-in-1, 3-in-1, 4-in-1

2-in-1:  Silver&black USB flash disk:    8/16/32/64G

Wireless mouse:  1200 DPI, 3 buttons, 1*AA battery

3-in-1:  TWS earbuds:  Charging bin battery: 3.7v 200/300mAh,

headbuds battery: 50mAh,

charging time: 2 hours

Silver&Crystal USB flash disk:    8/16/32/64G

Wireless mouse:  1200 DPI, 3 buttons, 1*AA battery

4-in-1:  Ball pen:  touch screen Cap

Silver&Crystal USB flash disk:    8/16/32/64G

Wireless mouse:  1200 DPI, 3 buttons, 1*AA battery

TWS earbuds:  Charging bin battery: 3.7v 200/300mAh,

headbuds battery: 50mAh,

charging time: 2 hours