Safest way to charge any lipo battery is with a safe lipo bag. Protect yourself and your home from the hazard of lipo charging.
This lipo-guard is a fireproof bag, designed to stop and contain the fire caused by incorrectly or poorly functioning lipos, especially during charging.

Always practice extreme caution when charging and never leave a charging battery unattended.

Spec's:

weight:114g/4.1oz
size:18x22cm

WARNING!
Never leave charging battery unattended.Ā 
Always ensure the battery is on a inflammable surfaceĀ 
Ensure flap (cover) is sealed while chargingĀ 
The LIPO-SAFE is intended to reduce the chance of damage in the event of a LiPO fire.