Function: 12-frequency vibration Color: Orange/Cyan Material: Liquid silicone ABS Product size: 18.6 * 6.0 * 3.9 CM/7.3 * 2.4 * 1.5 INCH Power supply mode: USB charging Lithium battery capacity: 380 mAh Net weight: 164 g/0.36 lb/5.8 oz Number of motors: 2 Packaging size: 21.0*9.2*4.5 CM