Features:Light weight and portableDirect fits your camera batteryDual charger， be able to charge 2 batteries at the same timeWith INDICATOR LIGHT for displaying battery charging conditionInput: AC 100V-240V 50/60HzOutput: 4.2V 600mAhCompatible With: SJCAM SJ4000 SJ5000 M10 Battery (NOT included)Dimension: Approx. 8.5x4.6x3.8cm/ 3.35x1.81x1.50"Package Included:1x Dual Battery Charger