B07BZL42XR Blackvue B-124 Power Magic Ultra Battery Vehicle Battery Discharge Prevention

Simple or Hardwired installation Battery Manager App Support Expansion Battery for Double Capacity – Connect two or more batteries.
Package contains –
1 X BlackVue Power Magic ULTRA Battery B-124
#116,469 in Electronics (See Top 100 in Electronics)#869 in Car On-Dash Mounted Cameras
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8 Lithium Metal batteries required.
BlackVue
8.4 x 8 x 4.4 inches