• Model Number

  AC-DC LM317 LM337
  DIY Supplies

  ELECTRICAL
• Origin

  Mainland China
  Adjustable Voltage Regulator

  AC-DC LM317 LM337
• Positive Negative Dual Power

  5V 12V 24V

Payment:

• We only accept paypal

Shipping:

• All items will be shipped within 5 business days after receiving your cleared payment.
• We use regular mail (no express shipping).
• It takes 14-21 business days to arrive counted from shipment date.
• Sometimes It can takes up to 30 business days if your country has a strict custom regulations.
• Delivery time also takes longer time to arrive on peak seasons or holidays such as Christmas, Chinese Lunar New Year, etc. No tracking number will be given, but rest assured that if you have not receive your item after the estimated delivery times, please inform us and we will quickly act on it.
• We will be responsible for any damages or losses incurred in the shipping process. Item will be shipped to your paypal shipping address.

Return Policy:

• Before returning, please contact us with reason.
• Return is accepted within 14 days after the buyer receiving the item.
• Returned item has to be in its original condition.
• You will be responsible for all shipping costs.
• Returns are accepted at our discretion.
• We may need you to give us proof of evidence, such as Photo of the item.

Contact Us:

• We care about our valued customers.
• If you need any help or have any question or enquiry, please don't hesitate to contact us.
• We will reply ASAP within 24 hours in business days.
• If you are happy with our products and services, your positif feedback is greatly appreciate and we will do the same in return.
• If you are unsatisfied in any regard, Please contact us first before leaving any 1 or 2 ratings, negative feedback or open any dispute.
• Allow us the opportunity to make you happy.
• We understand the concerns and frustrations you might have, and we will do whatever we can to resolve the issues. THANK YOU..