Used High Quality 3.7v 280mah Battery

This high-quality and reliable battery is perfect for a range of electronic devices. It provides 3.7v of power and has a capacity of 280mAh, making this  ideal for use in small electronics such as MP3 players, digital cameras, and cell phones. Its basically designed for handfree/ neckband or similar products.

Features:

• 3.7v power
• 280mAh capacity
• Pull-out design
• High quality and reliable

Benefits:

• Provides long-lasting power for your devices
• Easy to use
• Durable and long-lasting
• Perfect for a range of electronic devices

 Data Sheet