Coin Cell Battery - 20mm (CR2032) - PRT-00338 - SparkFun Electronics

Coin Cell Battery Holder - 24.5mm (PTH) - PRT-08863 - SparkFun Electronics

Unigeek - Unicorn Soldering Badge Kit - KIT-14639 - SparkFun Electronics

Coin Cell Battery - 20mm (CR2025) - PRT-11928 - SparkFun Electronics

Coin Cell Battery Holder - 24.5mm (PTH) - PRT-08863 - SparkFun Electronics

Great for powering very low-current projects, or adding a battery backup circuit to a real-time-clock or similar Fully assembled and tested Simple but

Adafruit 20mm Coin Cell Breakout Board (CR2032) [ADA1870]

Coin Cell Battery Holder - 20mm (SMD) - PRT-11892 - SparkFun Electronics

Coin Cell Battery Holder - 12mm (SMD) - PRT-10592 - SparkFun Electronics

Bare Conductive - Electric Paint Sachet (10ml) - COM-22958 - SparkFun Electronics

Coin Cell Battery Holder - 20mm (Sewable) - DEV-08822 - SparkFun Electronics

Chibitronics Circuit Stickers - White LED Add-On Kit - DEV-13290 - SparkFun Electronics

Energizer CR2032 Batteries, 3V Lithium Coin Cell 2032 Watch Battery,White (6 Count) : Health & Household

GI 3 Volt 2032 Battery, CR2032 Lithium 3v Coin Cell Watch Battery (10)

1057 Keystone Electronics, Battery Products

Coin Cell Battery Holder - 20mm (PTH) - PRT-00783 - SparkFun Electronics

Coin Cell Battery-20mm (CR2032) at Rs 133/piece, Batteries in Jabalpur