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3G LK209 20000 mah battery

Chongqing, 重庆市 China

+86 17679103283

24 hours /7 days

Function: Real-time location           One-way call           Electronic fence         Historical Track Query           Multiple working modes                Alarm function  Our company, LHYK, was founded in 2011 and have got certifications of CE,FCC… Read more…