Material: Silicone+ABS
Color: Yellow,White,Red,Black
Size:app. 4 x 2.8 x 1.5cm / 1.57 x 1.1 x 0.59in
Quantity: 1set
Note:
Transition: 1cm=10mm=0.39inch
No retail package.
Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid
- Streamlined and ergonomics appearance design, silicone ring, comfortable to wear, not easy to fall off
- USB interface, mobile power charging is available, charge two hours for about three months usage, convenient to carry out
- Silicone mute button, help to complete counting work quietly
- 9 channel counting can record and switch 9 group data
- One for key lock screen prevents data loss. Reset design avoids unexpected reset and loss data