Huawei Band 2 Pro Quick Start Manual page 12

Knock the screen four times with your knuckle, and press and hold the touch-
sensitive button to view the E-label screen.
Please visit http://consumer.huawei.com/en/support/hotline for recently updated
hotline and email address in your country or region.
Caution: Any changes or modifications to this device not expressly approved by
Huawei Technologies Co., Ltd. for compliance could void the user's authority to
operate the equipment.
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