To turn on your CoolWallet, please long press the button for 2 seconds until the "HELLO" message appears on the E-paper screen. Also note that CoolWallet will stay turned on when being charged.
To turn off your device, long press the button for 2 seconds until the E-paper starts flashing. To save battery power, CoolWallet turns off its display and disconnects from the mobile device automatically after being inactive for 45 seconds.
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