Eko Ultra HD 4K Wifi. - Eko Full HD 1080p Wifi, HD 720p, Ultra HD 4K Wifi. - Battery Type : Li-ion Battery. - 4x Battery. Do not disassemble or change the structure of the battery. - Sjcam DX288812, DX288813, SJ4000, Sports Cam A8, Sports Cam W7, Sports Cam W8.
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