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Delivery details We deliver to Lower 48 states, and we do not ship to FPO, APO or PO Box addresses.At present, we do not ship outside USA. We aim to dispatch all products within one working day after your full payment is made. If you need to cancel a purchase after the product has been dispatched, please note that the postage fee may not be refundable. Additional postage fees may apply for re-delivery or re-direction requests. If you change your mind about your purchase and wish to return the item after receiving it, please note that applicable freight fees will be deducted from your refund and a 15% re-stocking fee will apply. Buyers must agree with the above postage and handling terms before purchase. Please remember This is the only one SANSI-LED-OFFICIAL on eBay. If you have any questions in using or buying the lights from us,contact us directly via eBay message. SANSI PATENT
Adopt LED chip independently designed by SANSI
Patent NO. CN ZL 2016 2 0883646.3
SANSI adopts patented ceramic technology and unique hollow-out structure to improve heat dissipation efficiency
Chip on Ceramic means COC, SANSI's Ceramic technology replaces the traditional Mcpcb aluminum substrate with a non-conductive ceramic heat sink, and directly solder the LED chip on the ceramic heat sink, effectively reducing the system thermal resistance between the LED PN junction and the surface of the heat sink, resulting in faster heat conduction and higher product reliability, makes the SANSI LIGHTING has higher light efficiency. Contact us Customer satisfaction is our top priority. Although we rigorously enforce high-quality standards through multiple testing phases, mistakes and defects do occasionally occur. If you need any assistance, please do not hesitate to contact us. With the exception of weekends (Saturday - Sunday) and major holidays, we answer all messages within 24 hours. If you are not completely satisfied with your purchase, please contact us directly and we will do everything in our power to resolve any issue. Please contact us before you open any cases or returns,we will do our best to help you solve the matters you met.