Bopai 61-93318A Hard Shell Waterproof Expandable Backpack with USB Charging Hole, Spec: Password (Black) Filter-Extension Ring Special effect mode: There are

Special effect mode: There are 26 special effect modes in total

Protect battery contacts

Headphones pressure-sensitive touch control

Working frequency: 802

LCD flex cable ribbon replacement for Apple Watch Series 3 42mm (GPS Version)

Bopai 61-93318A Hard Shell Waterproof Expandable Backpack with USB Charging Hole, Spec: Password (Black) Filter-Extension Ring Special effect mode: There are1. Material: PC, polyester 2. Function: waterproof, wear resistant, anti theft, shock resistant, capacity expansion, load reduction 3. Accommodates computer size: 17. 3 inches 4. The PC is pressed into one piece, and carbon fiber material is added, which is wear resistant and impact resistant. 5. The fan shaped half open bag design makes it more convenient to take items 6. The back adopts hollow groove design to enhance air convection and effectively