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The device should be stored in a soft case, and the operating environment should be at a temperature of -5~40℃, and the relative humidity should not exceed 80%.
The device should be stored in a clean and dry place to avoid moisture, mold, heavy pressure, mechanical damage,humidity and direct sunlight.
Avoid using in the rain or fog, avoid dropping or shocking.
When the screen on the LCD does not light up, it indicates that the voltage is too low, and it needs to be charged in time.
The product specifications are subject to change without notice, allfinal interpretation rights were reserved by FNIRSI Technology Co., Ltd, All trademarks, product images，technical parameters are properties of FNIRSI Technology Co.. Ltd. All rights reserved.
30-Day return and refund guarantee, 2-year warranty, lifetime technique support by MILESEEY.
Please feel free to reach us with any concerns:
Email: service@fnirsi.com
We strive to reply to you within 12 hours.
FNIRSI has started researching and development manufacturer of quality optical products including Golf rangefinder, laser,measure device and binoculars since 2016.
Focus on the development,researching, and manufacturing for over 8 years.
We are committed to delivering premium products and exceptional customer service, striving to be your most reliable and intelligent assistant.
At Fnirsi, we are committed to providing our customers with the best value for their purchases. To ensure you always get the best price, we offer a 30-day price guarantee on all products purchased directly from fnirsi.com. This policy aims to give you confidence and peace of mind when shopping with us.
Our 30-day price guarantee means that if you purchase a product from fnirsi.com and the price of that product drops within 30 days of your purchase date, you are eligible for a refund of the difference in price.
If you notice that the price of a product you purchased from fnirsi.com has dropped within 30 days, follow these steps to apply for a refund of the price difference:
At Fnirsi, we strive to provide our customers with high-quality products and exceptional customer service. Our 30-day price guarantee is just one of the ways we ensure you get the best value for your investment. Shop confidently with Fnirsi, knowing that you are always getting the best deal available.
Thank you for choosing Fnirsi. If you have any questions or need further assistance, please do not hesitate to contact our customer support team at info@fnirsi.com.
W
Excellent but it took a long time
Very good product arrived right before delivery time
Excellent product. Arrived earlier than expected.
best oscilloscope under 25$
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