For Ford Galaxy (CA1) 2010-2015. For Ford Focus 2011-2018. For Ford Grand C-Max (CB7) 2010-2015. Battery Capacity:50mAh. Battery Size Code:2020. Battery Technology: Lithium Vanadium Pentoxide. For Ford C-Max (CB7) 2010-2015.
eBay
Original For SONY 2-50PCS 337 battery sr416sw button cell batteries 1.55V Silver Oxide battery for mini wireless earpiece watch
Aliexpress UK
Model: VL2020. Application: BMW & Mini Diamond Remote Key Fob. BMW 1 Series (E81, E82, E87, E88). BMW 3 Series (E46, E90, E91, E92, E93). BMW 5 Series (E39, E60, E61). BMW 6 Series (E63, E64). BMW 7 Series (E38).
eBay
5-50pcs High Capacity LR44 Batteries L1154F AG13 SR44 A76 Premium Alkaline Battery 1.5V Button Coin Cell Battery for Calculator
Aliexpress UK
Model: VL2020. Install the new VL2020 battery. BMW or Ford key not charging or holding power?. BMW Smart Key Models. BMW 1 Series (E81, E82, E87, E88) 2004–2013. BMW 3 Series (E90, E91, E92, E93) 2006–2013.
eBay
18650 Battery Rechargeable Battery 3.7V 18650 9800mAh Capacity Li-ion Rechargeable Battery For Flashlight Torch Battery+Charger
Aliexpress UK
Panasonic VL2020 3V Lithium Coin Cell Button Battery High Capacity 20Ah. Model: VL2020. Key Features Compact & Lightweight: Easy to fit into small electronics.
eBay
10 Pcs CR2025 CR2032 CR2450 Patch Battery Holde Coin Battery Socket Case Holder Cell Button 3V SMT Battery Holder Replace Parts
Aliexpress UK
Panasonic OEM battery. The battery will require soldering to the remote board.
eBay
2 x CR2032 Coin Button Cell Batteries Holder Case Battery Socket Holder Case Cover With ON/OFF Switch Leads Battery Storage Box
Aliexpress UK
Battery: Panasonic VL2020. Transponder Chip: No. You may need basic DIY skills to swap over the components from your old key fob. Type: Remote Key Case. Key Blade: Uncut (if applicable).
eBay
15Ah 32140 Lifepo4 Battery 3.2V 48WH Large Capacity Scooter Battery Cell A-grade Lifepo4 32140 Eve for Assembling Battery Pack
Aliexpress UK
Remote key Fob. For BMW E90 E91 E92. For Ford Galaxy (CA1) 2010-2015. Key Shell Case. Battery Capacity:50mAh. Battery Size Code:2020. For BMW Mini Cooper 2007-2014. Battery Technology: Lithium Vanadium Pentoxide.
eBay
Battery Frame For EVE LF105 LiFePo4 Cell 105AH Battery Cover Antiflaming Battery Bracket Holder Fireproofing Shell Protection
Aliexpress UK
BMW E39, E60 and E46 keys (Commonly Known as Diamond Keys). BMW E90/91/92/93 as well as many BMW key fobs from the early 2000's. (there are many guides on how to do this on the internet). BMW had a different shape pcb leg mount put on the there batteries (which you cant buy) but this just requires a little modification.
eBay
JHD M3 Drone Battery Original Lithium Rechargeable Batteries 3.7V 3200mah Li-po Battery For RC Quadcopter M3 Battery
Aliexpress UK