The Keystone 1066 is a compact 20mm Lithium Coin Battery Holder.

Dimensions: 0.90" Dia x 1.09" L x 0.36" H (23mm x 27.7mm x 9.2mm).

Excellent for batteries: BR2025, CR2025, DL2025, BR2032, CR2032, DL2032.

Positive and negative contacts: .012" (0.3mm) Phosphor Bronze, Tin Plate
Base Material: Glass filled nylon, UL rated 94V-0

Operating temperature:-50°C ~ 145°C