1.Insert batteries into the battery holders, locating the plus (+) and minus (-) ends correctly.
2.If you replace batteries, replace all of them at one time with new one as specified in this manual.
3.Batteries used in this clock are not rechargeable. Never attempt to recharge the batteries.
4.Do not attempt to solder anything directly to batteries.
5.Do not expose batteries to direct sunlight, heat, or high humidity.
6.When the clock stops, or it is no longer used. remove the batteries.
7.As the initial batteries are inserted at the factory, their actual lives once in your possession may be shorter than the specified period.