Flylinktech&reg; 900mAh Rechargeable Battery with Charger Holder for SJCAM SJ4000 WIFI Sports Action Camera Original 3.7V Li-ion Battery 900MAh 3.33Wh Model: SJ4000/SJ5000/SJ6000 Charger Input:100-240V AC 50/60Hz Output:DC 5.0V-1A Compatible: SJ4000 /SJ5000/SJ6000 Action Camcorder Camera DVR