The protection circuit is built in the anode with a steel hat by riveting process. So the ARB-L14-800 can be fully covered with steel shell and eliminate potential risk of short circuit caused by collision and impact.
Prevent short circuit
500 charge cycles
One Year warranty from the date of purchase. Over discharging or battery leakage is not covered nor is fast draining of battery while using. Please keep the voltage of all Li-Ion batteries above 3.8V for healthy storage. Recharge as soon as possible when you have run them down. Storing a depleted ( less than 3.2V open voltage ) battery may damage/ shorten life/cycle permanently.