DG Hazardous Chemical Code : 4W Battery Watt Hour Rating : 12.60Wh Recharging Voltage : 4.2V Battery Chemical Composition : Lithium Ion Rechargeable Amp Hour Rating : 3000.0mAh minimum Connection Type : Nipple Type of battery : 26650 DC Voltage : 3.7V Length : 65mm Diameter : 26mm DG UN : 3480 DG Ship : 3480 - Lithium Ion Batteries DG Class : 9 DG Pack Group : II -Danger Medium