Japan Shuangshan American retro style magnetic mechanical timer (free battery)

. Mechanical battery-free, time can be counted by rotating . The back is designed with a magnet, so it does not take up space for adsorption . Used for cooking timing to accurately control cooking time . Use time for learning to improve the efficiency of reading ｜Product Specifications｜ Size: (approximately) diameter 7.3x high 3.6cm Material: [main body] steel, ABS, PP, [magnet] magnetic powder Timeable: 60 minutes ※The dimensions are all manually measured, and the error of ±2cm is within the normal range https://shop.r10s.com/53b/c32/fb82/8eec/7091/6149/2ca7/11d2eb99a60242ac110004.jpg https://shop.r10s.com/bd8/acd/fb01/6001/e0e2/af5d/ab66/117bea83680242ac110005.jpg https://shop.r10s.com/8cf/bfc/c6bc/be6d/51e5/2d25/80ea/114ce8b59254ab3a2959ed.jpg