This is a a 6 Pack of Energizer 1.55VDC 18mAh Non-Rechargeable Coin/Button Silver Oxide Batteries With Date Code 03/2019. Its part number is 364BPZ. Energizer silver oxide batteries are suitable for a variety of low-drain, continuous use applications, such as calculators, watches, hearing aids, and cameras. They provide higher voltages than comparable mercury batteries, as well as good resistance to shock, vibration, and acceleration, and are available in a variety of sizes and voltages.

Specifications: 

• Manufacturer: Energizer
• Capacity: 18 mAh
• Chemical System: Silver Oxide
• Dimensions: 0.268 Dia x 0.085" (6.8x2.15mm)
• Primary Type: Non-Rechargeable
• Size: 364
• Standards: ANSI-1175SO, IEC-SR60
• Tab Type: Coin/Button Batteries
• Termination: Pressure Contact
• Voltage Rating: 1.55 V