2-Pack 3.7V 250mAh 402030 Rechargeable LiPo Battery

Suitable for Various Electronic Products

Our rechargeable lithium ion polymer battery is well-suited for a wide range of DIY 3.7-5V electronic devices, including mobile energy storage, power supplies, LED lights, Bluetooth game headsets, outdoor audio equipment, GPS watch recorders, e-books, USB fan testers, dash cam controllers, and mice and keyboards.

Warning: Polarity Check

Please ensure that you carefully check the polarity before use. The red wire is the positive (+) and the black wire is the negative (−). Do not reverse-charge or reverse-connect the battery. For some products, if there is no plug or mismatched plug or polarity, you can easily cut and solder the plug or use our heat shrinkable insulating sleeves to connect the same color wire.

Product Specifications

• Nominal Voltage: 3.7V
• Capacity: 250mAh
• Power: 0.92Wh
• Dimensions: 4×20×30.5mm (0.157×0.787×1.22inch, TWL)

Components

• A+ Large-Capacity Lithium Battery:
• Japanese Seiko IC:
• Overcharge protection
• Overcurrent short circuit protection
• 3302-26 High Temperature Resistant Silicone Cable:
• Genuine JST Pitch1.25mm 2-Pin Connector Module:

Safety Features

Our battery is equipped with advanced safety features to protect your devices from overcharge, overdischarge, overcurrent, and short circuit issues. This ensures reliable and safe usage.

Key Benefits

• Durability: High capacity lithium battery for long-lasting performance.
• Safety: Protection against overcharge, overdischarge, overcurrent, and short circuits.
• Versatility: Compatible with a wide range of 3.7-5V electronic devices.
• Effortless Use: No need for special tools; can be easily connected or modified.

With these features, our battery will help you extend the life of your devices and ensure they perform optimally.