Talking Alarm Clock/Keychain (Color Silver) English Female Voice This (2 3/8” x 1 3/8” x 1/2” ) Clock/keychain conveniently fits into a pocket or purse. It has a loud and clear voice. A built-in alarm keeps beeping 3 times and announces the time, can be set to remind you of appointments. Other features include alarm, snooze, and hourly announcements. I have plenty of customers that say they pin the keychain on their jacket, sweater or top for easy access. This product has two modes a 12H hour mode and a 24H hour mode. When you set it on the 12H hour mode it will say AM or PM. The 24H hour mode is military time. Batteries included. Replacement batteries-2 pieces-L1154,LR44,A76 or AG13 To activate the Clock-Please PRESS DOWN on the Talking Button FOR 3 SECONDS to turn on the unit. To put back into power saving Mode. Hold Mode button and Talking button for 3 seconds and it will go back into power saving mode. ALL CLOCKS ARE TESTED BEFORE SHIPPING ONLY IF PURCHASE BY By ACTIVE PRODUCTS PLUS