Digital Decibel Meter Desktop Sound Level Meter 30-130dBA with Temp Humidity Detection for Home School Library DM219N Feature: 1. 3 in 1 Decibel Meter: Using acoustic chip and accurate measurement technology, it displays noise, temperature, and humidity in real time on an LCD screen, allowing you to clearly know the noise level and take effective noise reduction measures 2. Accurate Measurement: The noise measurement range is 30dB to 130dB, with a measurement accuracy of 1.5dBA and a display accuracy of 0.1dBA. Real time monitoring and providing you with accurate data on sound levels in the environment 3. LCD Display: This sound level meter adopts a large size digital LCD screen with backlight, which provides clearer reading effect in dark places; Supports desktop placement, takes up less space, and does not require handheld work, more convenient to use 4. Battery Powered: This decibel meter has a built in 2000mAh rechargeable li battery, charging 2 hours to ensure continuous use for 24 hours; Equipped with a 1.2m Type C charging cable, the indicator light displays red when charging and green when fully charged 5. Temperature and Humidity Detection: The temperature measurement range is 14-140 (-10-60 ), and the humidity measurement range is 20%-85%. Press the left and right keys to adjust the screen brightness to the desired setting, convenient and practical 6. Compact and Practical: This decibel meter is small and portable, allowing you to place it anywhere you need, whether it is office, factory workshop, school, or home. It can provide you with intuitive noise data, keeping you in a comfortable living and working environment Specification: Item Type: Decibel Meter Display Type: LCD Display Screen Noise Measurement Range: 30-130dBA Accuracy: 1.5 dBA Frequency Range: 50Hz-8.5kHz Frequency Weighting: A Display Accuracy: 0.1dBA Sampling Time: 1.5 seconds Temperature Measurement Range: 14-140 (-10-60) Humidity Measurement Range: 20%-85% Charging: 1A/2A 5V (USB) Battery: 1 x 2000mAh Rechargeable Li Battery (Built in) How to Use: Takeouttheproductanduseitdirectly. Package List: 1 xDecibelMeter 1 x User Manual 1 x USB Cable 1) We accept Alipay, West Union, TT.All major credit cards are accepted through secure payment processor ESCROW. 2) Payment must be made within 3 days of order. 3) If you can't checkout immediately after auction close, please wait for a few minutes and retry Payments must be completed within 3 days. About shipping 1. WORLDWIDE SHIPPING.(Except some countries and APO/FPO) 2. Orders processedtimely after thepayment verification. 3. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address. 4. The images shown are not the actual item and are for your reference only. 5. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season. 6. If you have not received your shipment within the period, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction! 7. Due to stock status and time differences, we will choose to ship your item from our first available warehouse for fast delivery. 8. We seller are not in charge of import duty, buyer is responsible for that. Any dispute caused by this is unreasonable. 9. BR buyer please provide the cpf or cnpj, it will be better for you to get it more quickly. thanks Return and Refund 1. You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS! Shipping cost is bear by both seller and buyer in half. 2. All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your po#. 3. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from . OR, you may choose to have a replacement. 4.We will bear all the shipping cost if the product(s) is (are) not as advertised. About feedback We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns. It is impossible to address issues if we do not know about them! _x000D_ _x000D_