1,Color:Black/Blue/Pink
2,Battery: 130mah lithium battery, can be recharged cycle
3,Time: Keep ringing 40 minutes
4,LED Light : YES,Dual LED lighting,Lighting time is about 80 minutes
5,Volumn:>120db
6,Waterproof grade: splash proof
7,Product weight :40g(device & battery), 48g(with packing) ,White box packaging
8,Product size:68*42*22mm/pc, Packing box: 70*43*25mm
9,Carton No: 200pcs/ctn , G.W:11.5KG/ctn, Carton size: 53*38*25cm/ctn
10,OEM/ODM avaible