3.7V Battery Pack (1S Li-Po)

Overview

Single‑cell 3.7V Li‑Po battery pack for portable electronics, wearables, and small projects. Built‑in protection circuit for safe operation.

Key Features

• Nominal voltage: 3.7V
• Capacity: 200–2000mAh (check variant)
• Integrated protection circuit (often)
• JST or bare wire leads

Specifications

• Charge voltage: 4.2V

Dimensions & Weight

• Weight: ~5–50 g (varies by capacity)

Package Includes

• 1 × 3.7V Battery Pack

Applications

• Wearables and portable electronics
• IoT sensors and wireless devices
• DIY and small projects