Ucell 21700 - 4000mAh - 40 A replacement battery (Sold individually)

Ucell 21700 - 4000mAh - 40 A replacement battery (Sold individually)

Ucell replacement batteries are made in France. Made from lithium nickel, they are used in appliances requiring high to medium power.

INR (Lithium Nickel) replacement battery with flat positive pole. The Ucell 21700 replacement battery has an excellent capacity of 4000 mAh for a maximum discharge current of 40 A. It's ideal for use with high-power boxes and powerful clearomizers.

The replacement batteries are sold individually in a hard case.

Specifications

• Manufacturer model : Ucell INR 21700 - 4000mAh - 40 A replacement battery, flat top
• Length: 7 cm
• Diameter : 2.1 cm
• Weight: 68 g
• Voltage : 3.7 V
• Max voltage : 4.2 V
• Capacity: 4000 mAh
• Max discharge current: 40 A
• Continuous discharge current: 30 A
• Battery type: Lithium Nickel
• Unprotected replacement battery, but safe and reliable chemistry
• Flat positive pole (no stud)
• Standards: CE, ROHS

Safety rules

Like all batteries, replacement batteries can be dangerous if misused. To ensure safe use, please observe the following rules:

- Do not carry an unprotected replacement battery in your pocket or bag.
- A replacement battery with a damaged wrap should be replaced immediately.
- Do not expose your replacement battery to intense heat (≥ 100°C).
- Do not leave your replacement batteries unattended when charging.
- Do not expose your replacement battery to flames or incandescent materials.
- When using a mechanical box, always observe ohm's law.
- Dispose of your replacement battery in a dedicated battery recycling container.

To protect your replacement batteries, Calumette recommends carrying cases for replacement batteries, as well as a quality charger to ensure they last a long time.