* Estimated delivery times start from the date of shipment, excluding processing time.
* Actual delivery times may vary due to holidays, weather conditions, or customs delays.
Return items will be accepted within 40 days when is the date of receiving the goods. Customized items cannot be returned or exchanged. Items bought with an e-gift card are exchangeable only; refunds are not applicable.
Free Gift
Welcome to Roymall, your professional website for purchasing premium department store gifts. We highly value and appreciate your support, and we want to express our gratitude by adding an extra touch of excitement to your purchases. When you shop with us, you not only get to enjoy high-quality products that enhance your lifestyle, but you'll also receive an exclusive free gift with every order you place. Ready to explore our collection and find your perfect gifts? Browse our selection of premium department store items, place your order, and look forward to the excitement of your free gift arriving alongside your purchase.
Shipping Policy
We will work hard to deliver items to you after receiving your orders and make sure they arrive safely. Delivery details will be provided in your confirmation email.In most cases, orders are processed within 2 days.Under special circumstances, it will be delayed as follows: When you place an order on Saturday, Sunday or public holidays, it will be delayed for 2 days..Normally, it needs 5-7 working days (Monday to Friday) without being affected by flight delay or other environmental factors..Because our shipping service is worldwide so the delivery times will depend on your location so it may need a few times and please wait patiently if you are in remote districts or countries.
1. Return & Exchange Policy
We only accept items purchased from roymall.com. If you purchase from our local distributors or other retailers, you cannot return them on our side.Final sales items or free gifts are not acceptable for a return.To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.After receiving return instructions from us, please package up your returned items and drop your package at the local post office or another courier. We will process your return or exchange item within 3-5 working days after we receive it. The refund will be processed and credited automatically to your original method of payment.No returns or exchanges can be accepted if the product was custom produced, including custom size, custom
color, or custom printed.Need more help, please contact us. service@roymall.com or Whatsapp: +8619359849471
2.Refund Policy
You'll get a full refund or 100% store credit after we receive the returned package and check it. The refund will be processed and credited automatically to your original method of payment.Please note that shipping costs and any duties or fees are not refundable. The extra shipping costs are non-refundable once the package has been shipped. You are responsible for paying these fees and we’re unable to waive or refund them, even if the order is returned back to us.Once we received and confirmed your returned item, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.If you have any problems regarding the refund process, please contact us. service@roymall.com or Whatsapp: +8619359849471
The program has been downloaded at the time of shipment, and the shipment is a loose part and needs to be welded by yourself
Parameter:
Input voltage: DC5V
Finished product size: 85*85*45mm
Maximum display range: 1KG
Features:
1. The digital tube displays the detected weight and can switch the detection unit (G/KG);
2. With fine-tuning and calibration function, the measured data is more accurate;
3. When the detection unit is G, the resolution is 0.01g, when the detection unit is KG, the resolution is 1g;
4. With peeling function;
5. When the object exceeds the detection range, there will be an alarm sound;
Working principle:
STC15W408S single-chip microcomputer is used as the main control, the special AD chip HX711 for weighing samples data, and the digital tube is used as a display device to display the weight; there are four side-foot touch buttons as human-computer interaction channels.
Package included:
1 x 51 Single Chip Microcomputer Electronic Scale Kit
Tips:For questions about your order, place of delivery, product discount, taxation, delivery time, warranty, shipping, payment, exchange rate, and other questions unrelated to the product, please contact customer service.
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Q:
are there building instructions to download. please advise where to find for download or please send
are there building instructions to download. please advise where to find for download or please send
The same situation, I received 220K resistor instead of 220R. I tried it with 220K but it did not work. After that I changed it to 220R resistor and working fine. You have to change it 220R, this is the correct value.
The same situation, I received 220K resistor instead of 220R. I tried it with 220K but it did not work. After that I changed it to 220R resistor and working fine. You have to change it 220R, this is the correct value.
Answered by frankee on 24/08/2023Helpful (0)
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