HTC EVO 3D User Manual - Page 30

Notification LED The Notification LED located near the right end of the earpiece provides information on the device status or pending notifications. LED Status Solid green Solid red Flashing red Flashing green Indication Battery is fully charged (when the device is connected to the AC adapter or a computer). Battery is charging. Battery is low. (Power is below 14%.) You have a pending notification (for example, a new message or a missed call). Note: The indicators are listed in order of priority. For example, if your device is connected to the AC adapter and the battery is charging, the LED will be solid red and will not switch to a flashing green light even if there is a pending notification. 18 2A. Device Basics Battery and Charger WARNING: Use only Sprint-approved or HTC-approved batteries and chargers with your device. The failure to use an Sprint-approved or  HTC-approved battery and charger may increase the risk that your device will overheat, catch fire, or explode, resulting in serious bodily injury, death, or property damage. Sprint-approved or HTC-approved batteries and accessories can be found at Sprint Stores or through HTC; or call 1-866-866-7509 to order. They're also available at sprint.com. Battery Capacity Your device is equipped with a rechargeable battery. The battery provides up to 6 hours of continuous talk time. For battery-saving tips, see "Power-Saving Tips" on page 57. Note: Long backlight settings, searching for service, vibrate mode, browser use, and other variables may reduce the battery's talk and standby times. Tip: Watch your device's battery level indicator and charge the battery before it runs out of power.