Emergency Charger With Switch Battery Box
$ 6.22
Product information:
Type: Emergency Charge
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The design is based on 4 batteries, the most common AA battery
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Built-in protection circuit, when the battery in the charger is exhausted or the device's lithium
battery is full, the charger will automatically disconnect and stop charging!
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Built-in DC-DC boost circuit, conversion efficiency is 88%~~93%
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Input voltage: 2.0-3.0V
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Output voltage: 5.0V
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Output current: 700MA maximum
