21700-4800mAh Battery

21700 Li-ion Battery – 3.7V 4800mAh cylindrical rechargeable lithium-ion cell built for high energy output and compact performance. Reliable power source for modern electronics and mobile applications.

• 🔋 High capacity 4800mAh for extended device use
• ⚡ Stable 3.7V output with low self-discharge
• 🔧 Perfect for flashlights, power tools, e-bikes, DIY packs
• 🔌 Rechargeable design ensures long service life