Button Cell Battery RENATA 392 (X704470) 1.55 V Silver Oxide 45 mAh, 1 pc

RENATA 392 (X704470) is a single silver‑oxide button cell battery with a nominal voltage of 1.55 V and a capacity of 45 mAh. It is engineered for compact electronic devices where stable voltage and low self‑discharge are important. The cell delivers consistent performance in low‑drain and intermittent‑use applications, making it suitable for timekeeping, basic electronics and small precision instruments.

Advantages

The silver‑oxide chemistry ensures a flat discharge curve and stable voltage under load, supporting accurate operation of watches and measuring devices. The battery offers low self‑discharge for long shelf life and dependable standby readiness. Its compact button form factor enables installation in small housings and tight spaces where cylindrical batteries are not feasible.

Suitable for

• Wristwatches and pocket watches
• Calculators and small electronic toys
• Medical devices such as glucometers and digital thermometers
• Small sensors, remote controls and key fobs
• Precision instruments with low to intermittent power draw

Key specifications

• Chemistry: silver‑oxide
• Nominal voltage: 1.55 V
• Typical capacity: 45 mAh
• Cell type: button / coin cell
• Intended use: low‑drain and intermittent‑load devices

How to use

Verify device compatibility with a 1.55 V silver‑oxide button cell before installation. Observe polarity markings on the battery and in the device battery compartment when inserting the cell. Handle the battery with dry hands or suitable tools to avoid shorting or contamination. After installing, ensure the battery compartment is securely closed to maintain contact and protect against moisture and debris. Replace the battery when device performance declines or according to the device manufacturer’s guidance.

Usage recommendations

Store unused batteries in a cool, dry place away from metal objects and out of reach of children. Do not attempt to recharge, disassemble or puncture the cell. Dispose of spent batteries in accordance with local regulations for battery recycling or hazardous waste.