Large-capacity Waterproof Expandable Hard Shell Backpack with USB Charging Hole(162 Deep Gray)1. Material: ABS 900D strong film, EVA, polyester 2. Function: waterproof, with USB charging hole, shock resistance, capacity expansion, cut resistance, dry and wet separation 3. Accommodates computer size: 17 inches 4. Design of USB charging interface on the side of the bag 5. Widened and thickened handle design, comfortable and durable 6. Two way zipper, more convenient to open and close 7. Side handle design, a variety of carrying methods 8.

Illuminance: 1000LM

Towel bar size: 30

it is plug and play

Speaker Power 5W

40HQ: 1273 cartons * 200 pcs = 254600 pcs

5cm * 18cm * 1

Input Voltage 5V-9V

Large-capacity water tank

Thickness: 10 mm

Button: Easy touch screen confirmation button

remote camera

Uplink interface type: Type-C interface