1. USB charging
2. Stable function and long service life 3. Built-in 250mAh rechargeable battery quality 3. Waterproof level of life can also be used in rainy days 5. High brightness red light higher safety factor |
|
1. USB charging
2. Stable function and long service life 3. Built-in 250mAh rechargeable battery quality 3. Waterproof level of life can also be used in rainy days 5. High brightness red light higher safety factor |
|