17Environmental protection• The device and its accessories (if included), such as the power adapter, headset, and batteryshould not be disposed of with household garbage.• Disposal of the device and its accessories is subject to local regulations. Support propercollection and recycling.Safety precautions• Use of wireless hands-free system (headphone, headset) with a low power Bluetooth emitter.• Make sure the cell phone has a low SAR.• Keep your calls short or send a text message (SMS) instead. This advice applies especially tochildren, adolescents and pregnant women.• Use cell phone when the signal quality is good.• People having active medical implants should preferably keep the cell phone at least 15 cmaway from the implant.Disposal and recycling informationThis symbol on the device or on its packaging indicates that the device(including its electrical accessories) should not be disposed of as normalhousehold garbage. Do not dispose of your device as unsorted municipalwaste. The device should be handed over to an authorized collection centerfor recycling or proper disposal at the end of its life.Battery Caution1. Use only NUU-approved batteries, chargers, and cables to charge your phone.Unapproved chargers or cables can cause the battery to explode or damage the device.2. Use only NUU-approved batteries, chargers and cables. Use unapproved batteries,chargers and cables may cause safety issue and the warranty will be lost.3. You can recharge your battery many times, but all batteries have a limited lifespan. If younotice a significant deterioration in your phone’s battery life, you will need to purchasea replacement battery for replacement. If the battery is built-in in the phone, do notattempt to remove built-in batteries and contact an authorized NUU service center fora replacement.4. Your phone may become warm after prolonged use or when exposed to high ambienttemperatures. If your phone becomes hot to the touch, unplug the USB cable, disablenon-essential features, and avoid prolonged skin contact. Place your phone in a coollocation and allow it to cool down to room temperature.5. Charging times may vary depending on the ambient temperature and the remainingbattery level.6. Avoid using your phone when it is charging. Do not cover your phone or the chargerwhen it is charging.只供 FCC 認証使用用