RC Helicopter
Direct purchase from the factory 
![[Limited big discount] DG852 Pro Series Function Arbitrary Waveform Generator 50MHz 2CH 625MSa/s High Accuracy Portable Design with 7 inch Touch Screen Low Jitter Rich Modulation for Communication Motor Control](https://static.roymall.com/d/file/mall/titlepic/233/xfhkrh2lnce.jpg?x-oss-process=image/resize,w_237/quality,Q_80/format,webp)
1.You can contact the customer service. for any question regarding the product.
2.Ask the question in English to get answer faster.
3.Keep your question short and to the point.
Questions:0/2000
LONGWEI K3010D 4 Digits LED Display 110V/220V 30V 10A Adjustable DC Power Supply Switching Regulated Power Supply
493
Shipping to: United States |
Express delivery: 7-12 business days |
Standard delivery: 15-25 business days
Guaranteed Safe Checkout
Free Gift
Shipping Policy
Return PolicyFree 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: +8619359849471Features:
--High-precision LED 4-digits digital display, intuitive.
--High-precision LED 4-digits digital display, intuitive.
--Constant Voltage (CV ) & Constant Current (CC ) Function.
--8cm intelligent fan, excellent heat dissipation effect, effectively extend the life of the fan, reduce noise.
--Plastic panel, more beautiful, voltage, current setting coarse and fine knob, make setting more accurate.
--Using advanced technology, effectively reduce the weight of power supply, convenient power supply movement.
--This DC power supply can provide electronic devices of direct voltage from 0 to 30V and current from 0 to 10A.
--Input voltage is switchable(AC110V/AC220V) through the switch on the back of the instrument.
--Input voltage is switchable(AC110V/AC220V) through the switch on the back of the instrument.
--Multiple protection functions, current limiting protection (OCP), over temperature protection (OTP), over power protection (OPP).
--Energy-saving and efficiency: over 80% power, 40% higher than other liner power supplies.
--Energy-saving and efficiency: over 80% power, 40% higher than other liner power supplies.
--Suitable for electron fans, research people and the professional people.
--It can be widely used in production line test, electrical maintenance, aging products, battery charging, laboratories, scientific research and teaching and many other areas.
Note: Before use, you need to adjust the switch on the back of the power supply to the correct voltage and then use it.
Note: Before use, you need to adjust the switch on the back of the power supply to the correct voltage and then use it.
Specifications:
| Brand | LONG WEI |
| Model | K3010D |
| Input Voltage | AC 110/220V± 10% 50~60Hz |
| Input Current (at 220VAC, at full load) | 0.6A |
| Output Voltage Range | 0~30V |
| Output Current Range | 0~10A |
| Load Regulation | <=0.3%+5mV |
| Ripple | <=10mVrms |
| Voltage Display Accuracy | ± 0.5% |
| Current Display Accuracy | ± 0.5% |
| Display accuracy | ± 0.01 |
| Efficiency | >85% |
| Dimension | Approx.20*7*15.1cm |
| Operating Ambient | -10℃ ~ 60℃ / 30%RH~ 90% RH |
| Plug | AU Plug , EU Plug , US Plug , UK Plug |
Package Included:
1* DC Power Supply
1* Power Cable
1* User Manual(English)
More details:
