For iRobot Roomba 800/860/870/880/960 Sweeping Robot Accessories, Style: Set 1, Set 2, Set 4 CAMSOY 40HQ: 1401 cartons * 80

40HQ: 1401 cartons * 80 pcs = 112080 pcs

Built-in 1800mAh rechargable lithium-ion battery

if the background of the headphone amplifier is quiet

40HQ: 1349 cartons * 40 pcs = 53960 pcs

Mobile phone wireless charging: 5W-7

For iRobot Roomba 800/860/870/880/960 Sweeping Robot Accessories, Style: Set 1, Set 2, Set 4 CAMSOY 40HQ: 1401 cartons * 801. Set 1: main brush roll brush x 1 pair + side brush x 7 + 5 x haypa + collision bar x 1 + 2 x screws 2. Set 2: main brush roll brush x 2 pairs + side brush x 6 + harper x 4 3. Set 4: main brush roll brush x 1 pair + side brush x 2 + harper x 3 4. Applicable area: less than 10 square meters 5. Function: clear the cracks and corners of the dust 6. Model: for iRobot Roomba 800 860 870 880 960 7. Material: wear resistant rubber + PP composite + brush