1:Color:Black/White/Blue/Fruit Green/Pink/Purple
2:Battery: 130mah lithium battery, can be recharged cycle,
3:Time: Keep ringing 50 minutes
4:LED Light : YES,Lighting time is about 75 minutes
5:Volumn:>130db 6:Waterproof function, waterproof grade IP44
7:Product weight :35g(device & battery), 65g(with packing)
8:Product size:73*41*21mm/pc, Packing box: 85*127*30mm
9:Carton No: 156pcs/ctn , G.W:12.5KG/ctn, Carton size: 40*40*40cm/ctn
10:OEM/ODM avaible