4. Safe and energy saving (it can work for 9 hours continuously at the maximum power), exquisite body shape (net weight: 61g), professional design allows you to fully experience the travel pleasure of light vehicles

Return promise: if you are not satisfied with the goods received, we provide \"no reason to return seven days\" service, from the date of receipt goods, if you have not satisfied within 7 days, please contact our customer service, as long as not affect the secondary sales of goods, can enjoy \"seven days without reason return\" service, due to quality problem, we bear the freight.
 Return and exchange rules:
1. Please check the goods carefully at the first time when you are not satisfied with the goods. If there is any problem, please contact our customer service staff as soon as possible.
Goods damaged due to personal reasons shall not be returned or replaced
3 You will bear the postage for the return or replacement of goods due to personal reasons.
Please do not put the return freight and price difference in the package in cash to avoid unnecessary loss.