T/T in advance

Your order may be subject to import duties or taxes when the shipment reaches your country. Tax fees may vary depending on the country the order is shipped to. Each country/state has its own threshold after which taxes will be applied. Please contact your customs office for specific amounts and percentages.

Please note that our store cannot control and is not responsible for any duties/taxes applied to your package and will not cover any additional charges for customs clearance. In rare occasions, customs agents may delay delivery of some packages.

International Express Delivery

The courier will be DHL, UPS, FedEx, or TNT, we will choose the fast one that is suitable for your country. Shipping time will be 4-7 days on average, it will also be affected by some irresistible external factors, such as peak procurement seasons, extreme weather, pandemics.

The shipping cost depends on the size, weight, and location.

Under normal circumstances, if the order is placed before 4 pm (16:00) GMT+8 zone time, we will arrange the delivery on the same day. Orders placed after this time may require +1 day to process. If orders placed after 4 pm on a Friday may not be processed and shipped until the coming Monday.

Orders received on national holidays in China will be processed on the first working day after the holidays.

YES, we do

Please send email to ssw002@sz-yxz.com or contact our WhatsApp account at +86 17727925237 for help ASAP.

Shipping address change service will free of charge if the parcel(s) not handled to the courier, if the package has been handed over to the courier, some international express shipping company will charge amount of fee for change the delivery address.

YES, we do. Our backpacks made of waterproof material.

YES. The LED backpack is made of a flexible material, which makes it unsusceptible tp major physical impact. You can hit, bend or drop the backpack and the animation won't be disrupted. Although, please don't hit it with heavy objiects.

NO, because the power bank needs to go through a special transportation channel and the shipping cost is high, we will not put a power bank in the parcel(s),. Please prepare your own power bank before receving the goods.

The power bank has no special requirement, most of the power bank that are for phone charges will work, the only requirement is the output must be DC 5V 2A.

① Make sure the App "NR SPARK" version is up to date.

②Make sure both devices' setting right. Turn on your phone's Bluetooth. Connect the backpack to the power bank and confirm that the output of the power bank is 5V 2A.

③If ①② was done still not, then disconnect the power bank from the backpack for 3 - 5 minutes and reconnect again.

④ If still can not fix it, please contact ssw002@sz-yxz.com.

YES, you can, but you need to pay for the sample.

YES, you can. We provide this service.

We have CE, FCC, and RoHS.

1 year.

YES, we do. MOQ: 50pcs