HQRP Transmitter and Two Batteries for Peugeot 107 207 307 308 407 408 Key-Fob Remote Shell Case Cover Smart Key FOB + Coaster HQRP&reg; Replacement Smart Key and Two Lithium Batteries plus HQRP&reg; Coaster; 2 Buttons: Lock, Unlock; This is just a Key Cover shell, there is NO interior (remote/electronics/transponder chips) inside! Battery Voltage: 3V; 100 days warranty!