Battery 21700 – Samsung

Battery 21700 – Samsung features:

• Capacity: 4000mAh
• Chemistry: Lithium-Nickel-Manganese-Cobalt
• Rated voltage: 3.7 V
• Max. charging voltage: 4.2 V
• Continuous discharge current: 35 A
• Positive pole: flat (without nipples)

Safety tips :

Here are a few essential tips to ensure safety when using rechargeable batteries:

1. Choice of batteries :

• Quality first: Buy batteries from well-known brands (Sony, Samsung, LG, Panasonic, etc.) to avoid dangerous counterfeits.
• Check specifications: Make sure the battery is suitable for your device by checking the capacity (mAh) and current (A).

2. Correct use :

• Respect polarity: always insert the battery in the right direction (+ and – poles).
• No overheating: Avoid using batteries that heat up abnormally.
• Do not exceed the limit: Never push a battery beyond its maximum capacity.

3. Loading :

• Suitable chargers: Use only quality chargers designed for your batteries.
• No unattended charging: Don’t leave batteries unattended, especially at night.
• Avoid overcharging: Do not charge batteries beyond their maximum capacity. Remove them as soon as they are full.

4. Transport and storage :

• Protective cases: Never carry batteries without a protective case (plastic or silicone) to prevent short-circuiting with metal objects (keys, coins).
• Appropriate storage: Keep batteries in a dry place, away from extreme heat and cold.

5. Maintenance and inspection :

• Inspect regularly: Replace batteries that show signs of impact, leakage or swelling.
• Do not repair: Never attempt to repair a damaged battery.
• Battery rotation: If you’re using several batteries, rotate them to ensure even wear.

6. General precautions :

• Keep away from children: Keep batteries out of the reach of children.
• Recycle correctly: Don’t throw batteries in the garbage can. Take them to collection points for recycling.
• Please note: If a battery develops a strange smell, leaks or swells, stop using it immediately and store it in a safe place, away from flammable materials.

By observing these rules, you minimize the risk of overheating, short-circuiting or explosion, ensuring safe, long-lasting use of your batteries.