These lithium-ion 16340 batteries provide high performance and can be recharged up to 500 times saving you money in the long run. Each battery comes equipped with a built-in circuit protecting board and triple over-heat protection, so you don't have to worry your brand expensive light cutting short on you.
Features Higher energy density designed for high drain devices Free from leakage of Liquid Electrolyte Higher capacity & lower weight than other leading branded rechargeable batteries Integrated charge/discharge protection circuits / No battery memory effect High capacity at low temperature (-10°C) Triple over-heat protection 500 recharge cycles