Device InformationViewing Device InformationYou can view the unit ID, software version, and licenseagreement.Select Setup > About.Updating the SoftwareBefore you can update the handheld device or collar software,you must connect the handheld device (page 16) or the collar(page 16) to the computer.You must update the software on the handheld device andcollar separately.NOTE: Updating the software does not erase any of your dataor settings.1 Go to www.garmin.com/products/webupdater.2 Follow the on-screen instructions.Device CareNOTICEDo not store the device where prolonged exposure to extremetemperatures can occur, because it can cause permanentdamage.Never use a hard or sharp object to operate the touch screen,or damage may result.Avoid chemical cleaners and solvents that can damage plasticcomponents.Cleaning the Device1 Wipe the device with a cloth dampened with a mild detergentsolution.2 Wipe it dry.Cleaning the ScreenBefore you can clean the screen, you should have a soft, clean,lint-free cloth and water, isopropyl alcohol, or eyeglass lenscleaner.Apply the liquid to the cloth, and gently wipe the screen with thecloth.SpecificationsAlpha 100 Handheld Device SpecificationsBattery type Rechargeable, replaceable lithium-ionBattery life Up to 20 hoursOperating temperature range From -4°F to 140°F (from -20°C to 60°C)Charging temperature range From 32°F to 113°F (from 0°C to 45°C)Long-term storagetemperature rangeFrom 32°F to 77°F (from 0°C to 25°C)Water resistance IEC 60529 IPX7VHF wireless range Up to 9 milesANT+ Low power wirelessrangeAbout 10 ft. (3 m)TT 10 Dog Collar Device SpecificationsBattery type Rechargeable, replaceable lithium-ionBattery life 20 hours with a 2.5-second update rate; 40hours with a 2-minute update rateOperating temperaturerangeFrom -4°F to 140°F (from -20°C to 60°C)Charging temperaturerangeFrom 32°F to 113°F (from 0°C to 45°C)Short-term storagetemperature rangeFrom -4°F to 104°F (from -20°C to 40°C)Long-term storagetemperature rangeFrom -4°F to 77°F (from -20°C to 25°C)Water resistance Up to 10 metersBattery InformationWARNINGThis product contains a lithium-ion battery. To prevent thepossibility of personal injury or product damage caused bybattery exposure to extreme heat, store the device out of directsunlight.Do not use a sharp object to remove batteries.CAUTIONContact your local waste disposal department to properlyrecycle the batteries.Long-Term StorageNOTICEThe normal long-term decrease in the charging capacity oflithium-ion batteries can be accelerated by exposure to elevatedtemperatures. Storing a fully charged device in a location with atemperature outside the long-term storage temperature rangecan significantly reduce its recharging capacity. See page 15.When you do not plan to use the handheld device for severalmonths, the battery should be removed. Stored data is not lostwhen the battery is removed.When you do not plan to use the collar for several months, thebattery should be charged to about 50%. The device should bestored in a cool, dry place with temperatures are around thetypical household level. After storage, the collar should be fullyrecharged before use.Maximizing the Battery LifeYou can do several things to extend the life of the batteries inthe handheld device and collar.• Reduce the backlight brightness (page 15).• Reduce the backlight timeout (page 15).• Select a longer duration for your handheld update rate(page 16).• Turn off the transmitter (page 16).• Use battery save mode (page 16)• Decrease the map drawing speed (page 16).• Put the dog collar device into rescue mode (page 9) toconserve the collar battery.• Extend the duration for the collar update rate (page 16) toconserve the collar battery.Adjusting the Backlight BrightnessExtensive use of screen backlighting can significantly reducebattery life. You can adjust the backlight brightness to maximizethe battery life.NOTE: The backlight brightness may be limited when thebattery is low.1 Select the Power key.2 Use the slider to adjust the backlight level.The device may feel warm when the backlight setting is high.Adjusting the Backlight TimeoutYou can decrease the backlight timeout to maximize the batterylife.1 Select Setup > Display > Backlight Timeout.2 Select an option.Device Information 15