Watt Hours
The energy capacity of a battery, calculated as milliamp hours multiplied by voltage divided by 1000.
Airlines cap carry on power banks at 100 Wh without approval. A 20,000 mAh bank at 3.7 volts is about 74 Wh and is allowed.
The energy capacity of a battery, calculated as milliamp hours multiplied by voltage divided by 1000.
Airlines cap carry on power banks at 100 Wh without approval. A 20,000 mAh bank at 3.7 volts is about 74 Wh and is allowed.