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If a person wanted to recharge their cell phone while out in the wilderness; away from their vehicle and utilities for @ 48 hours, and not depending on solar power, what product is light enough and yet, powerful enough to do the job?
Hand cranks look cheap.
Storred energy is looking the best.
One example:
https://www.amazon.com/20000mAh-Ext...JZM846W7S49&psc=1&refRID=YECBR6ZKQJZM846W7S49
Any thoughts on this subject welcomed.
Hand cranks look cheap.
Storred energy is looking the best.
One example:
https://www.amazon.com/20000mAh-Ext...JZM846W7S49&psc=1&refRID=YECBR6ZKQJZM846W7S49
Any thoughts on this subject welcomed.