1. No memory effect.
2. High energy density.
3. High operating voltage.
4. Safety characteristics are excellent.
5. Discharge temperature range of -20°C-+60°C.
6. Charge/discharge cycle characteristics are excellent.
Power Your Devices with Confidence: 21700 3.7V 4800mAh Protected Lithium Battery
Are you looking for a reliable, high-capacity rechargeable battery for your portable electronics? Our 21700 Single-Cell 3.7V Lithium Battery with Protection Circuit delivers 4800mAh of long-lasting power, making it the perfect choice for digital recorders, vacuum cleaners, and other high-drain devices.
Why Choose This 21700 Battery?
1. High Capacity & Long Runtime – With 4800mAh, this battery ensures extended usage, reducing the need for frequent recharges.
2. Built-in Protection Circuit – Safeguards against overcharge, over-discharge, short-circuit, and overheating, ensuring safe and stable performance.
3. Wide Compatibility – Ideal for voice recorders, handheld vacuums, LED flashlights, portable fans, and other electronics requiring a single 3.7V lithium cell.
4. Durable & Rechargeable – Supports 500+ charge cycles, offering long-term cost savings compared to disposable batteries.
Perfect for:
1. Digital voice recorders (for journalists, students, professionals)
2. Cordless vacuum cleaners (lightweight & powerful)
3. Portable electronics (flashlights, drones, DIY projects)
Upgrade your devices with a high-performance, protected 21700 battery—longer runtime, enhanced safety, and reliable power!
Order yours today and experience the difference!
