How reliable are portable batteries for road trips? My verdict after testing with 3 kids

With a capacity of 300Wh, the EcoFlow Trail 300 DC is powerful enough to power multiple devices yet light enough for even the youngest family members to carry.

How reliable are portable batteries for road trips? My verdict after testing with 3 kids
With a capacity of 300Wh, the EcoFlow Trail 300 DC is powerful enough to power multiple devices yet light enough for even the youngest family members to carry.