Material: ABS & TPE
Setting: 10 Vibration modes
Product Name: DMM B4 Four-Dimensional Space aircraft cup
Features: 10 Frequency vibration mode, Strong power, Muscular tactile sensation, Health material, Intelligent perception
Function: Vocal + Vibration + double hole + interactive sound + interactive vibration
Control type: Electric (socket power supply)
Main Power: USB charge
USB Rechargeable
Weight: 409g (0.90 lbs)
Internal battery: 3.7v ≤ 300mA
Size: 90mm x 74mm x 220mm (3.5 in x 2.91 in x 8.66 in)
Charging time: 2 - 2.5 hrs
Length of Use: 1 - 1.5 hrs
Charging Status: the key indicator light flashes red when charging
Maximum noise: 40 db