The classic double bell design with a sturdy hammer in between allows a loud alarm to sound for 50 minutes, until you wake up and turn it off. Heavy sleep for adults, teenagers, kids will jump out of bed, never sleep. High quality quartz movement ensures no tic-tic noise and accurate time, providing a good working and learning environment as well as a restful night's sleep. Separate alarm switch, simple adjustment dials, easy to set and operate. The outer case and inner reading dial have been finely crafted of metal (excluding the back panel for easy adjustment), which is specialized in metallic shine and shine, making Azyh alarm clocks distinctive. They will be tempting and captivating in your rooms. There is a simple light access button on the back for you to easily know the time at night, according to your request, no extra glow to ruin the good environment for bedtime. The Azyh battery operated alarm clock runs much longer and is less likely to run out of time than 80s winding alarm clocks which are essential to frequent winding. Only one AA battery (not included in the box) is required to run the clock for 8 months even longer. Azyh Réveil fort pour les dormeurs lourds, 10,2 cm, double cloche, réveil en métal ŕ piles avec veilleuse pour chambre ŕ coucher, réveil analogique rétro pour adultes, silencieux, sans tic-tac