SPECIFICATIONS

Features:

Material:nylon strap
Color:Blue;Red;Orange;Yellow;Green;Pink.7Colors
LED Powered by 4pcs CR2032 (include) Cell Button.
Battery life:60 hours.
3 light modes:Continuous on,Slow flashing,Fast flashing(with switch to select).
Size:
S = Width 2.0CM * Chest Length ( 32 - 40) CM
M = Width 2.5CM * Chest Length ( 38 - 50 ) CM
L = Width 2.5CM * Chest Length ( 43 - 60 ) CM