Aspire 21700 Battery (4000mAh)
Aspire

Aspire 21700 Battery (4000mAh)

Regular price $16.99

Aspire 21700 Battery (4000mAh)

Aspire 4000 battery is a 21700 battery used for powering vaping mods and other electrical devices. The Aspire 4000 is an INR 4000 mAh battery. Aspire 4000 batteries have been tested extensively and can handle some serious current for long periods of time.

Aspire 4000 Safe Vaping Standard Chart:

Aspire’s new safe vaping chart shows Aspire’s battery testing for continuous discharge and also for vaping 10secs then resting battery for 5 seconds. Aspire’s safety chart recommends discharge conditions that result in the battery temperature reaching 70 degrees Celsius or less. Continuously discharging your battery for several minutes without resting it will result in higher temperatures and Aspire does not recommend continuous discharge of the Aspire 4000 while it is in vaping devices.
Aspire 4000 Specs:
Size: 21700 (21mm diameter x 70mm long)
Type: Li-ion INR (Rechargeable)
Rated Capacity: 4000mAh 
Max Discharge Current (Continuous): View Chart
Max Discharge Current (Pulse): View Chart
Voltage: 3.7V
Protected: No
Style: Flat Top
Rated storage temperature: 20-60℃

Aspire 4000 Battery Safety

*Battery safety is very important. Mistreated batteries can get extremely hot and/or vent which could cause injury. Always follow the following rules to make sure this doesn't happen. We are not liable for misuse of or for mistreated batteries.
*Never completely discharge batteries (below 2.5V under load or 3V unloaded).
*Charge fully (to 4.2V) before first use.
*Never use force to install the battery.
*Use only high quality battery chargers.
*Do not expose to heat.
*Do not connect the positive contact to the negative contact without an appropriate load. 
*Be mindful of the current limits in the specifications of the battery and never exceed them.
*Never keep a spare battery loose in a pocket, purse, etc. Always use protective cases for loose batteries. If it shorts against a piece of metal such as keys or coins it can be very dangerous.

*Never charge battery 4.3V or above.
*Do not leave unattended while charging.
*Do not store your Li-ion batteries fully charged for an extended period of time (weeks or more)
*If you must store battery then do it in a case or individual box in cool and dry place at approximately 3.6V - 3.7V.
*Never try to charge or discharge Li-ion batteries with battery chargers that are not specifically made for Li-ion batteries.