1. 内置LED灯珠+纽扣电池
1. Equipped with LED light and button cell battery.

2. 震动即亮
2. Lights up upon vibration.

3. 防滑设计
3. Features a non-slip design.

4. 电池容量：40mah
电池功率：240mw
灯功耗：9mw.
电池寿命-约180天
4. Battery capacity: 40mAh
Battery power: 240mW
Light power consumption: 9mW
Battery life: Approximately 180 days

5. 尺寸：4.1*4.1*0.7cm
重量：6g
5. Dimensions: 4.1*4.1*0.7cm
Weight: 6g