1.Sample Delivery time:Netural (without logo) 1-2days, OEM 3-4days
2.Bulk order delivery time:3-7 working days after confirming samples
3.Certificates:CE FCC ROHS
4.Payment Term:30% deposit, and 70% balance before shipping
5.Delivery term:Exw prices
7.If item defective in 3 month, just take a picture and send to us .We will send you a new one to replace, no need you send back the old one If you have any question please contact as at any time .