7" Digital wireless Quad Split Monitor DVR. DC12-24V For Truck Trailer RV Caravan. Solar panel size:9.5cm x 6cm. Magnetic Base size:11cm x 7.4cm. 1x 7" Digital Wireless monitor. 3: Loop recording,the monitor supports maximum 256gb sd card,it can record videos in a loop, it will avoid stoping recording videos when the sd card is full.
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