Package List:
<br />1 x Double Charger(Size 1 = US Plug;Size 2 = EU Plug)
<br />2 x 18650 Battery 
<br />Size 1 = US Plug;Size 2 = EU Plug
<br />Battery:
<br />3.7V
<br />3800mAh
<br />Rechargerable Li-ion Battery
<br />18650 Battery for flashlight or laser pointer or head light
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<br />Charger(Size 1 = US Plug;Size 2 = EU Plug):
<br />Double charger
<br />Can charge 18650 Batteries
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