Andoer Dual USB Power Adpater

Info:
Features:
LP-E17 dummy battery DC coupler with dual USB port, used with powerbanks, convenient for outdoor using.
Suitable for Canon 77D/200D/750D/760D/800D cameras that powered by LP-E17 battery.
Largely prolong camera shooting hours or devices service time.
Half-decoded, plug to use directly.
The length of cable is about 210cm, long enough for use.