MIO Alpha User Guide 11
battery replacement
• The battery lifetime is about 300 charge cycles. If you charge the battery every week, the battery
should last for 5 years.
• When the battery charge length is obviously shorter than before, visit mioglobal.com to find out
how to replace the battery.
• Contact your local recycling authority for information about disposing of the watch and battery.
Using Your Alpha In Water
• The MIO Alpha is water-resistant; you can wear your Alpha while swimming.
• Important: Do not press the watch buttons under water.
• The accuracy of the heart rate monitor might be reduced in cold water or if you are using large arm
movements.
• Do not wear your Alpha while diving.
• RF transmission does not work under water.
• After swimming, rinse your Alpha with tap water and dry it with a soft cloth.
Caring For Your Alpha
cleanIng your alpha
• Clean the sensor area and connection pads with mild soap and water as needed. If you use Alpha
regularly, weekly cleaning is recommended.
• Do not scratch the sensor area. Protect it from damage.
• Wipe the watch with a damp cloth as needed. Use mild soap to remove oil or dirt.
• Do not expose your watch to strong chemicals such as gasoline, cleaning solvents, acetone,
alcohol, or insect repellents. Chemicals can damage the watch’s seal, case, and finish.
• After swimming, rinse your Alpha with tap water and dry it with a soft cloth.
other care tIps
• Do not attempt to disassemble or service your watch.
• Protect your watch from impact shocks, extreme heat, and extended exposure to direct sunlight.
• The Alpha is water-resistant only if the lens, buttons, and case remain intact.
