High level commands set (61 commands total) are easy to remember and understand, eg.: send 5 bytes: "CCabc" will draw a ratio=c pixels circle at coordinate (a,b) on the screen; 5 bytes "DNALL" will put the module to sleep mode(<0.1mA), and more...
OLED is the newest display technolegy in market now, as same as the modern OLED TV (Not LED TV, it use LCD with LED backlight), it can emitting light by it self, no backlight needed, so it's good for battery powered electronics.
NOTE: The Backlight Adjustable means the brightness of backlight can be adjusted by software
Buyers – Please Note:
Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility,
We claim the value of items based on the whole sale price on the market,
Please check with your country's customs office to determine what these additional costs will be prior to bidding/buying.
May need 1 to 6 weeks, see below for detail
We will send payment cleared orders out of our facility within 2 working days to HongKong/ShangHai Post Office, the post office needs 1 to 3 working days to sort and process international parcels,
We ship to your Paypal address only!!, please verify your Paypal address before sending payment,
Estimate Delivery time, except public holiday in both of our country
(If you can't wait the described time, please don't buy it from us): Click "Shipping and payments" page, select the correct country, then click "Get Rates", you will see the estimated delivery days.
The delivery time are different season to season, the eBay mantain it automatically.
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Return with no reason:
Item must be sent out in original condition within 7 days since item received,
Buyer can return item to our Service Department in Canada or China by buyer's convenience,
Buyer pay the return shipment fee,
Same way money refund as you paid.
Return/exchange if defective or wrong item buyer received:
Buyer must contact with us using ebay message system within 4 days since item received,
WE pay the return shipment fee,
Replacement or money refund are available upon buyer request.
Please contact us using ebay message system in advance before leaving feedback if there were any problem with your items.
Payment is expected within 4 days, Ebay Unpaid Item Assistant will open unpaid item case automatically if no payment received in 4 days.
We accept Paypal only
This is Canadian operating company, the quality of all products and service are comply with American Standard,
We try our best to help buyers to pick out the QUALIFIED products from dazzling market with reasonable price,
Our goal is to be one of the best seller on ebay, buyer's satisfaction is our #1 concern
Q: How do you caculate the combine shipping cost?
A: Pay a maximum of $3.99 shipping on all eligible non-freeshipping items (Please ask us to combine your items after putting orders but before pay for them if you bought different items)
Q: What can you do if my address is not correct?
A: Buyer should take all responsibility for offering incorrect information.