Other parameters
Strap material: silicone strap
size Host: 41.7 * 35.4mm
weight: Head-19g Machine- 36g
color: Matte black gun, Pink
Operation: full touch
Battery: Polymer Lithium Ion Battery
battery capacity: 3.7V/260mAh
Standby time: 30days
charging method: Magnetic charging cable
charging time: about 2 hours