High quality Duracell CR2025 batteries are available here in brand new twin packs. Ideal if you want a spare or if your device takes two batteries. Duracell are World leaders in batteries and have a reputation of delivering dependable and high quality power. These Duracell CR2025 batteries are used in a variety of equipment but are particularly common in car keys and remote controls. The CR2025 in the Duracell brand if often referred to as a DL2025, the DL simply standing for Duracell. These tiny powerful cells are 20mm in diameter and 2.5mm in thickness.