Huawei E5730 - Battery Indicator Status; Wi-Fi Indicator Status

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 Battery indicator
 Green: Sufficient battery.
 Orange: Fair battery level.
 Red: Low battery.
 Blinking green slowly: Charging... (high battery level)
 Blinking orange slowly: Charging... (fair battery level)
 Blinking red slowly: Charging... (low battery level)
 Blinking red fast: Battery level extremely low. Charge the device immediately.
Note:
 Blinking slowly: blink once per second.
 Blinking fast: blink twice per second.
 Wi-Fi indicator
Green: Wi-Fi turned on.