Opel Astra J 2010-2016 2 button remote keyTransponder: ID46 – Pcf7941E (Pcf7937)
Frequency: 433Mhz
Keyblade: HU100
Battery: CR2032
Buttons: 2 buttons; Lock, Unlock.
Genuine Part Number: 13574868 (Opel) / 13574865 (Vauxhall) 13279280 (Opel) / 13279278 (Vauxhall)
Remote requires programming, the blade needs cutting.