Specification:<br />Product name: Sanyo 3.7v 2200mAh UR18650A Battery<br />Brand: Sanyo<br />Battery material: Li-ion,Lithium Ion Battery<br />Type: 18650 battery<br />Cpacity: 2200mAh<br />Voltage: 3.6V-3.7V<br />Limited charge voltage:4.2V<br />End-off voltage: 2.75v<br />Charge Temperature: 0 to 40 degree<br />Discharge temperature: -20 to 60 degree<br />Internal resistance: 35-50 milliohm<br />Charging time: 4 hours<br />Can charge about 1000times<br />Size: 65mm x 18mm (length x diameter)<br />Weight: 48g<br />Color: red<br />Quantity:1<br /><br />Features:<br />1.High quality small size for easy take and longer use.<br />2.Genuine Sanyo 18650 battery and can also be used to charge about 1000times.<br />3.Suit for high quality led flashlight,mobile devices,laptop battery and backup power<br /><br />Package included:<br />1 x Sanyo 3.7v 2200mAh UR18650A Battery