The product description has no mention of back up battery in the back. If the power goes,the clock turns off rather than operate on the backup battery at the backside (I dont know if this is an issue with my individual product or a manufacturing neglect,whatever,my clock doesnt use its back up battery placed behind). The temperature sensor is the biggest gimmick of this product as it doesnt show correct reading at any time of the day. In fact the sensor shows the same reading throughout the 24 hrs.
Writing this review after using it for 2 years! Great product from Ajantha, not a single complaint since I bought it. Only thing is since it is elect read more
In the specs it was never mentioned that it works on electric power supply. Battery is backup only. It works for few minutes.Slightly disappointed by read more