1. Elastic,Come with adjustable strap, can be tied on arm, wrist, lower leg or anywhere you like.
2. Suitable for night outdoor sports, such as running, cycling, trekking, etc.
3. With Easily Adjustable, Lightweight Fit for Everybody
4. Just tie it around your arm, wrist or lower leg, press the switch button and you ready to go
5. Makes running, walking, cycling and other outdoor sports at night safer.
6. This Arm Strap is unisex.
Flashing Mode: Normal / Flashing (Controled by the button)
Flashing Color: White /Yellow /Blue
Adjustable Band length: 22cm /8.6in
Total Size: 40cm x 2.8cm / 15.7 x 1.1 in
Wristband power by: 2 x CR2032 button cells (Can work10-12hours.)
1 x Armband
1 X Armband