LED Talking Alarm Clock (630-0912) Specifications Faxback Doc. # 18089 Display Type:..............................................0.9 Inch Red LED Power Requirements:.......................................AC 120V, 60Hz, 8W Battery Backup:..............................................One 9V Battery (Cat. No. 23-553) Battery Sentinel:..............................................Standby 15uA 9V DC Accuracy:...................................................+/-0.67 Sec/Day Dimensions:............................2 3/8 x 5 15/16 x 4 1/2 Inches (HWD) Weight:...............................................................15 Oz (PH 11/27/95)