Efest 21700 4000mAh 30A Battery

Compatible any electronic mod in single 21700 battery, discover the 21700 V1 battery by Efest.

An imposing battery, with the qualitative and stable IMR chemistry, and offering an autonomy more interesting than 4000mAh.

A battery in 21700 type : big autonomy !

The 21700 V1 battery by Efest is only made with electronic mods offering an operation in single 21700 battery.

Performing, this battery offers a huge capacity of 4000mAh. This makes a good autonomy.

Stable, the 21700 4000mAh 30A battery by Efest benefits numerous certifications : CE, RoHS, FCC and MSDS.

Characteristics of the battery

• Model : 21700 V1
• Chemistry : IMR
• Capacity : 4000mAh
• 70mm of length
• 21mm of diameter
• Maximum electronic shock rate continuously : 30A
• Tension : 3.7V
• Minimal tension : 2.5V
• Maximum charging current : 4A
• Charging current continuously : 2A
• Temperature in charge : 0°C to 45°C
• Positive pole : Flat

To ensure your safety, this 21700 battery will be delivered in an efficient protection box.

For an optimal and secured use, we recommend you to read all the precaution rules !

Safety rules

A bad use of batteries will expose you to serious risks. To ensure your safety, don't forget :

1. Only buy brand brands and with reliable suppliers
2. Never use your battery if it has dysfunctions or damages. If you master the rewraping technics, you can repair its cover
3. Keep your batteries away from the heat, in the summer period
4. Always transport your batteries with the help of your cases (sold separately)
5. Prefer a recharging with the help of an external charger (not included) to preserve its life and the efficiency of your batteries
6. Throw out your batteries in specific bins

Arômes et Liquides cannot be responsible in case of bad use of your 21700 4000mAh 30A battery by Efest.

The 21700 4000mAh 30A battery is made by Efest.