1. This visual time manager features 3 volume adjustments that can be switched as needed. 2. You can switch between forward/backward time, timekeeping can be up to 99 hours; time + timekeeping 2 in 1, silent timekeeping, 12/24 hour system conversion. 3. With strong adsorption, can be adsorbed on metal surfaces, super strong magnetic attraction, can be adsorbed in the oven refrigerator metal door, etc.. 4. Magnetic + standing two kinds of placement, smooth and not easy to fall; three volume size adjustment. 5. Wide range of uses, suitable for a variety of scenarios: baking, sauna, yoga, learning, games and so on. Give this perfect gift to your family and friends. Power supply:2xAAA battery power supply (battery not included) Weight:150g Colour:White Material:Plastic Size:80.4x89x23.6mm Package Contents: 2 x Digital Kitchen Timer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.