This students keychain watch uses alloy material, practical and durable. Easy to use or carry, no need to worry about easy deformation or breakage. Number design on the watch dial design, convenient to check time.Suitable for students and other medical professional. Features - Color: Silver-Material:Alloy- Size: 7.00X2.70X1.00cm/2.75X1.06X0.39in -Dial size: diameter about 2.7cm-Power supply: One button battery (built-in)- With simple appearance, this watch with luminous pointer will bring you a satisfying using experience and show your fashion taste. - Give yourself or your family and friends such a portable and unique keychain watch as a gift, especially students. - Light weight, easy to carry, carry and store very convenient, can be carried and used at any time. - Perfect birthday gift for family and outdoor enthusiasts, construction workers, friends, colleagues, friends of nurses or doctors, people who love the outdoors. - Number design on the watch dials, precise time, better service for you, offers much convenience to watch the time Packing list: 1 x Pocket Watch