1:Color:Black/white/Blue/Pink
2:Battery: 130mah lithium battery, can be recharged cycle, battery cycle life more than 600 times
3:Time: Keep ringing 35 minutes
4:LED Light : YES, Lighting time is about 150 minutes
5:Volumn:>120db 6:Waterproof function, waterproof grade IP44
7:Product weight : 30g(device & battery), 45g(with packing)
8:Product size: 70*36*17mm/pc, Packing box: 78*40*34mm
9:Carton No: 340pcs/ctn , G.W:17.0KG/ctn, Carton size: 40*34*33cm/ctn
10:OEM: Add you Logo, specific packing box