Amazon.com : VVHOOY 3x900mAh Action Camera Battery Rechargeable with USB Dual Battery Charger Compatible with AKASO EK7000/Brave 4/APEMAN/SJCAM SJ4000/Victure/Vemont/Apexcam Action Camera : Electronics
Li-ion 14500 900mah 3.7v Battery 3.33wh
Amazon.com: 900mAh / 3.33Wh Li-ion Battery for Echo HD eR1 Replacement for Flextone Remote Control Battery : Electronics
Sports DV digital battery 3.7V 900mAh 3.33Wh Rechargeable Lithium Battery for SJ4000 / SJ5000 / SJ6000 / SJ7000 Action Sport Camera DVR DV | Lazada PH
Cheap Replacement 3.7V 900mAh Li-ion Battery for SJCAM SJ4000 SJ5000 SJ6000 Camera | Joom