21700 Basen 4000mah 3.7v 30a Battery

21700 Basen 4000mAh 3.7V 30A Battery

The 21700 Basen battery is a high-capacity and high-performance power source designed to meet the demands of power-hungry electronic devices.

• Capacity: 4000mAh
• Voltage: 3.7V
• Discharge Rating: 30A
• Features:
  • Ample energy storage for extended usage times.
  • Stable power supply for various compatible devices.
  • Suitable for high-powered devices such as high-powered inhaling devices or high-drain flashlights.
  • Safety features include protection against overcharging, over-discharging, and short-circuiting.