3.7v 1100mAh Ultra Slim Rechargeable Lithium Battery

Upgrade or repair your electronic gadgets with this High-Performance 3.88V Slim Samsung Li-ion Battery. Measuring just ~71mm x 31.5mm x 4.2mm, this flat rechargeable cell is the perfect solution for space-saving projects like, toy car, GPS trackers, MP3 player mods, and Arduino-based DIY electronics.

Specifications:

• • Ultra-Slim Design: Only 4.2mm thickness, ideal for compact devices and low-profile enclosures.
  • Ready to Use: Pre-soldered with 28AWG red & black leads for easy connection—no direct terminal soldering required.
  • High Efficiency: Stable 3.88V nominal output with a 4.47V charging limit for reliable performance.
  • Versatile Power: Perfect for DIY electronics, ESP32/Arduino projects, GPS trackers, MP3 players, and Bluetooth devices.
  • Safe & Lightweight: Built with high energy density for maximum runtime in a minimal footprint.
  • Size: 31.8mm x 71.2mm (approx)
  • Thikness: 4.5mm (approx)
  • Built-in BMS protection against over-charge/discharge.
  • Rated Capacity 1097mAh
  • Rated Energy: 4.26Wh
  • Typical Capacity: 1130mAh