【Product parameters】
Battery: 3.7V 2200MAH lithium battery * 3PCS
USB: with USB cable
Ball: tennis ball diameter 5cm, can be purchased separately
Product size: 259*271*214mm
Maximum working voltage: 12.6V
Maximum working current: 2800mA
Color box size: 295*275*235mm
Single gross weight: 1.7KG
Single packaging size: 31*29*25cm, gross weight 2.1KG
Packing specifications: 8PCS/box, outer box: 60.5*56.5*49cm, gross weight of one box 16KG
4PCS/box, outer box: 61*56.5*25cm, gross weight of one box 8.3KG