If you have any problems， pls message us， we will here for u anytime.<br /><br />Features:<br />100% Brand new and high quality!<br />Rechargeable battery with re/discharging protestion circuit<br />Low reoccurring operation cist， Short -circuit and over-current protection<br />Safe and environmental friendly<br />Perfect for flashlight or electronic gadgets<br />Keep in a dry and cool place.<br /><br />Specifications:<br />Model: 18650<br />Voltage: 3.7V<br />Chemistry: Li-ion<br /><br /><br />Package Included:<br />1X  EU/US Charger (NOT INCLUDE BATTERY)<br /><br />Have a wonderful day