Ruby Specifications

Specifications:
Product size: 220x34.2mm
Product weight: 150g
Battery type: Flexible polymer lithium battery
Battery capacity: 300mah
Material: food/medical grade silicone
Charge time:120 minutes
Use time: 120 minutes
Noise: less than 30db
Power input: 5V
Frequency: 3 speeds + 8 frequency
USB charging
100% waterproof
Certifications: CE, CA65