Product name: shuangdi 18650 rechargeable batteries

Size: 3800mah

Nominal voltage: 3.7V  

"Note: the battery to charge for 4 hours before using for the first time, bulb brightness down time after charging, battery discharge would lead battery scrap, pay close attention! 】

   Note: when charging the charger led by "red" to "green", said that, at this time,

Unplug the charger stops charging. Charged electrodes do not mix them, or is likely to cause the flashlight scrap

(Positive "+" sign toward the flashlight head). And please do not place a lithium-ion battery completely runs out, the use of

If brightness significantly dimmed to recharge in the process, otherwise easily lead battery scrap.