[. . . ] Also, read the user guide for the device that you charge with the DC-11 device. Keep them out of the reach of small children. Get started The DC-11 device contains the 2. 0 mm charger connector (3), microfollowing parts shown on the title USB charger plug (4), and 2. 0 mm page: power key (1), indicator light (2), charger plug (5). ENGLISH Before you can use the DC-11 device to charge the battery in a compatible device, you must charge the DC-11 device. If the light is not displayed, check that the charger is properly connected to the DC-11 device. [. . . ] Connect the charger plug to the 30 seconds, and the DC-11 device other device. Press the power key of the DC-11 device by pressing and holding the device. The indicator light flashes during The DC-11 device automatically charging. If the light does not switches off if it becomes flash, check that the other device is discharged. If the light is not displayed, ENGLISH When you charge the battery of a low-power device such as a Bluetooth headset, the indicator light may continue flashing even after the battery has been fully charged. To carry the DC-11 device with you, insert the charging cable into the side slot, and push the charger plug into the recess. Battery and charger information This device has an internal, nonremovable, rechargeable battery. Do not attempt to remove the battery from the device as you may damage the device. This device is intended for use when supplied with power from the following chargers: AC-3, AC-4, AC-5, AC-8, DC-4, and DC-9. The exact charger model number may vary depending on the type of plug. The plug variant is identified by one of the following: E, EB, X, AR, U, A, C, or UB. The battery can be charged and discharged hundreds of times, but it will eventually wear out. Recharge your battery only with Nokia approved chargers designated for this device. Use of an unapproved charger may present a risk of fire, explosion, leakage, or other hazard. If a battery is being used for the first time or if the battery has not been used for a prolonged period, it may be necessary to connect the charger, then disconnect and reconnect it to begin charging the battery. If the battery is completely discharged, it may take several minutes before the charging indicator light is displayed. Unplug the charger from the electrical plug and the device when not in use. Do not leave a fully charged battery ENGLISH connected to a charger, since overcharging may shorten its lifetime. If left unused, a fully charged battery will lose its charge over time. [. . . ] For more environmental information, see the product Eco-Declarations at www. nokia. com/environment. Always return your used electronic products, batteries, and packaging materials to a dedicated collection point. This way you help prevent uncontrolled waste disposal and promote the recycling of materials. [. . . ]