

The battery provides excellent power output and long-lasting performance due to its advanced lithium-ion chemistry and high energy density. Its cylindrical shape with a diameter of 21mm and a length of 70mm makes it compatible with various devices requiring this form factor.
21700 Li-ion batteries are high capacity and high discharge batteries commonly used in devices such as flashlights, electronics, laptops, vaping and even some electric vehicles use 21700 Batteries.
Model: Samsung 40T
Voltage: 3.6V
Rechargeable: Yes
Nominal capacity: 4000mAh
Discharge: 35A
Diameter: 21.1mm
Height: 70.4mm
IEC: 21700
Chemistry: Li-Ion
Commonly Known As:
* 40T 21700, Samsung 40T 21700
2 Day Dispatch* & Free Returns
Order before 2pm and we promise to dispatch on Same Day ! SYD, MEL, BRI, ADL orders are delivered within 1-2 days. Others within 2-5 days.
Warranty
1 year Australian warranty
If product fails within the warranty period, we will repair it or replace it.
Warranty does not include accidental damage or normal wear and tear.
Change of Mind Returns
We have a 14-days return policy, which means you have 14 days after receiving your item to request a return. For change of mind returns, your item must be in the same condition as you received it, unworn or unused, with tags, and in its original packaging.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.
Estimated Delivery Time Frame: 1 - 5 business days