NOT compatible with any 2021 or newer model Mazda. NOT compatible with Mazda flip key. NOT Compatible with the following models: 626 ; B-Series ; CX-30 ; CX-50 ; CX-70 ; CX-90 ; Mazda2 ; Mazda5 ; MX-30Includes step-by-step installation videos - contains detailed instructional videos (via the link on the product packaging) that demonstrate the battery replacement process.Pack Including: Two (2) original premium CR2025 3V batteries and Opening/Pry Tool, Please check Amazon details Confirmed Fit to ensure that this is the correct battery for your remote. (Does not include actual key fob)Easy to Install,Avoid a Service Appointment for Battery Replacement and remote reprogramming is not required. Avoid expensive dealer service charges and easily replace your key fob battery yourself - only takes a few minutesCompatible (excluding if you have a flip key) with Mazda3 (2004-2018) ; Mazda6 (2003-2018) ; CX5 (2013-2019) ; CX9 (2007-2019) ; MX5 Miata (2001-2019) ; CX-7 (2007-2012) ; CX3 (2016-2020) ; Protg (1999-2003) ; MPV (1993-2006) ; RX8 (2004-2012) ; Millenia (2001-2003)