Fogstar Energy 4000 21700 Battery Cell
Please select an option
Fogstar: The renowned UK battery supplier is launching their own branded batteries. These fantastic 21700 Battery Cells offer a large 4000mAh capacity, with a huge 40 Amp rating making them ideal for high-powered devices, such as high-powered vaping kits and Sub-Ohm devices.
As part of Fogstar’s highly celebrated Energy series, this battery is rigorously tested to deliver exceptional build quality and safety.
Manufacturer: Fogstar Ltd.
Country of Origin: United Kingdom
Country of Manufacture: China
Model:Fogstar FS4000
Capacity: 4000mAh
Maximum Continuous Discharge: 40A
Nominal Voltage: 3.6V
Fully Charged Voltage: 4.2V
Size: 21700 (21mm x 70mm)
ALWAYS REMEMBER: Lithium-Ion batteries can be higly volitile if stored incorrectly and should never be kept loose in your pocket or purse. Always use the case provided.
*Warning Information - Please Read*
Safety, Storage & Disposal
- Lithium-Ion cells should be charged on a dedicated charger rated specifically for Lithium-Ion cells.
- Never leave a battery unattended whilst charging.
- Keep away from animals and children.
- Wraps and insulators should be periodically inspected for tears or damage. If a battery has a damaged wrap, it should be repaired or disposed of immediately.
- If you are re-selling these cells, it is your duty to pass these warnings onto your customers.
- Batteries usually have a cycle life of between 200-500 cycles (varies with manufacturer) before noticeable capacity drop off. Batteries should be recycled at this time.
- Do not crush, incinerate or modify.
- Batteries should never be disposed of in household waste or landfill. Always recycle your batteries in accordance to local laws.
- Only use within manufacturers specification.
