Products Detail :
Brand : Rockbros
Weight : 33 g
Size : 3.5 cm * 3 cm
Material :Silica gel
decibel (db) : 110db
Voice : 3 voice to choose
Color : Black / green/ red/ purple /blue
Features :
3 modes voice to choose ,5 appearance colors
Silicone material does not hurt handlebar
Super power saving, batteries can be used for one year
Rainproof
