Duracell Optimum Batteries after two days!! Be careful putting any Duracell in electronics like controllers! : r/batteries
Duracell Optimum AA Alkaline Batteries [Pack of 12] 1.5 V LR6 MX1500 & Specialty 2032 Lithium Coin Battery 3V, pack of 4, with Baby Secure Technology and suitable for keyfobs (DL2032/CR2032): Amazon.co.uk:
Duracell's Next Generation of Power - Duracell Optimum
Duracell Optimum AA - Duracell AR
4x Duracell Optimum AA/AAA Batteries 100% Extra Life Extra Power Battery | eBay