1. Material: main body PP plastic + spring steel spring 2. Strength value: 5-60kg 3. Weight: about 135g 4. Spring diameter: 3mm 5. Dimensions: length 11 cm, width 2.2 cm, height 16 cm 6. Automatic counting, the number of exercises is clear at a glance, can be cleared and reused 8. The knob can easily adjust the intensity to meet your different needs
1. 材质:主体PP塑料+弹簧钢弹簧 2. 力度值:5-60kg 3. 重量:约135克 4. 弹簧直径:3毫米 5. 尺寸:长度11厘米,宽度2.2厘米,高度16厘米 6. 自动计数,锻炼次数一目了然,可清零,重复使用 8. 旋钮可轻松调节力度,满足您的不同需求
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