Commodity size: 50*13.5mm
Commodity color: white/black
Material Composition: ABS Environmental Resin
D C: 5V/1-2A
Rated power: 0.007W
Working current: 1.8MA
Battery capacity: 100 mA
Acoustic frequency: 15-95 kHz
Effective range: 10-70_
Battery types: polymer lithium batteries
Output frequency: 13KHz~95KHz
Charging mode: USB charging