... :D11*L27 mm 3, Aluminum body + metal Key ring 4, 3*LR41 battery(inc.) 5, Good for promotion gifts Key Features/Parameters ... 1 pcs white Diameter 5 LED as bulb3, Aluminum body + metal Key ring4, Good for promotion gifts5, Product size: D11 mm * L27 ... .029CBMSG.W./Carton: 19KGSN.W./Carton: 18KGS LED Keychain in Aluminum body and metal key ring SLS-LC20