1,Color:Black/White/Blue/Pink/Purple
2,Battery: AAA battery*2
3,Time: Keep ringing 2.5 hours
4,LED Light : YES, Lighting time is about 10 hours
5,Volumn:>130db
6,Product weight :53g(device & battery), 59g(with packing)
7,Product size:88x31x20mm/pc, Packing box: 99*33*22mm
8,Carton No: 300pcs/ctn , G.W:19.0KG/ctn, Carton size: 45*32*20cm/ctn
9,OEM: Add you Logo, specific packing box