This is the first electric LED clock on the market which can keep the 1.2'' LED time display stay on more than 1 year just by 4 pcs AA alkaline batteries.It is also the most portable one in KWANWA battery operated LED clock series.Great for traveling and can be place anywhere without hanging a power cord. We've developed and improved the clock according to many customer's reviews for our previous mode. Welcome and thanks for any honest review which will help us to develop and offer you even better product in future. Kwanwa: Customers' satisfaction is our priority. We offer products with premium quality and fair price. If there is any problem or advice, please do not hesitate to contact us. We strive to fulfill promises and provide you excellent customer service. Kwanwa Warranty: Money back in three month for no reasons.One year warranty of quality: If there is any problem of quality, please contact amazon or us from amazon for a replacement or full refund. Package Including: 1*cordless LED Clock Power Supply: 4 x AA alkaline batteries (not included).Item size: 130x 40x 69mm(Display size:105x 39mm) This LED clock is cordless and portable.Easy use and with 1.4" big time display.And one daily alarm can be set.(The alarm function not recommend to use as a wall clock) The clock can be placed on wall or desk with back clip. Item size: 220x 145x 42mm(Display size:150x 50mm) Kwanwa Warranty: Money back in three month for no reasons: If you are not satisfied with our product, feel free to contact us for refund; One year warranty of quality: If there is any problem of quality, please contact us for a replacement or full refund. Package Including: 1*cordless LED Clock Power Supply: 2pcs*D size alkaline batteries (not included)