Elecrow 2PCS/LOT Ra 02 LoRa SX1278 433Mhz Wireless Spread Spectrum LoRa Radio Node v2.0 Module DIY 3.7V 14500 Battery Holder-in Integrated Circuits from Electronic Components & Supplies on Aliexpress.com | Alibaba Group

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Product Description

Elecrow 2PCS Ra-02 LoRa SX1278 433Mhz Wireless Spread Spectrum LoRa Radio Node v2.0 Module Ai-Thinker DIY Kit With 3.7V 14500 Battery HolderDIY Kit Wireless Module for Arduino pro mini

Description

The LoRa Radio Node v2.0 based on the ATmega328P and Ra-02 433Mhz radio module. The main chip ATmega328P clocked at 8 MHz and at 3.3V logic, which use the Arduino pro mini 8Mhz 3.3V bootloader, usage same as the Arduino pro mini. This chip has 32K of flash and 2K of RAM.

On board with a 3.7V 14500 battery holder, so it can use anywhere you like. In this LoRa Radio Node, we break out 2 IIC ports, 2 analog port (A0 A1) and 2 digital port (D3 D4) with 4 pin and 3 pin 2510-I type header.

Feature:

Power supply: 3.7V 14500 Lipo battery Or 3.7-12V DC power(VCC GND: 2PIN 2510-I Type connect)
Size: 40mm x 60mm
ATmega328P @ 8MHz with 3.3V logic/power
3.3V regulator with 500mA peak current output
Hardware Serial, hardware I2C, hardware SPI support
1 x PWM pins: D3
12 x analog inputs: A0 A1
Pin #13 BLUE LED for general purpose blinking
2 mounting holes
Reset button

These radios are not good for transmitting audio or video, but they do work quite well for small data packet transmission when you need more range than 2.4 GHz (BT, BLE, WiFi, ZigBee).

SX1278 LoRa® based module with SPI interface
Packet radio with ready-to-go Arduino libraries
Max transmit power:18±1dBm
Working current: TX-93mA Rx-12.15mA Standy-1.6mA
IPEX connector

Package List:

2 x LoRa Radio Node v2.0 433MHz (Not including the lipo battery )

2 x IPEX interface Spring antenna

About Us

Elecrow is an open hardware facilitation company based in Shenzhen, China. Benefiting from the largest electronic market, local manufacture power and convenient global logistic system, a vast number of funny and exciting products are created every day. We integrate resources to serve new era of innovation.

To make your making and innovation easier, we offer various development platform, modules, tools, electronics components,and other open source hardware.we also provide many kinds of service ,include Fusion PCB service, Component Sourcing service and PCB Assembly service etc.

No matter whether you're a curious student, a qualified engineer, or a hobbyist who loves to create, there will always be something here to meet your needs – and if there isn't ,we'd love to know. please Feel free to contact with us.

Customer Satisfaction
  1. Since your feedback is very important to our business`s development, we sincerely invite you to leave positive feedback and 5 stars for us if you are satisfied with our product and service.

  2. For any reasons, you are not satisfied with the items or services, please feel free to contact us first before you leave negative feedback. We will do our best to solve the problems and provide you with the best customer servcies.

Warranty & Return
  1. We do our best to serve our each customer the best that we can do.

  2. We will refund you for items returned within 7 days of you receiving them, for any reason. A full refund will be given if items are returned in their original condition.

  3. We provide 1 month replacement and 12 months maintenance warranties. Items be replaced during the first month or maintained for the first year.

  4. Before returning items, please contact with us and make sure you get our (the seller’s) return address

Payment

We accept payment through Credit Card, paypal or anyway that Aliexpress supports.

Shipping
1. We support world wide shipping with tracking number(Registered airmail) and express(DHL/FEDEX/UPS/EMS).
2. Shipping cost: Click “Shipping and payment” tab on the product detail page, and you will see the delivery details. You can calculate shipping cost by inputting the required information.
3. Time in transit: Transit time varies with different shipping methods.

Carrier Name Estimated Time in Transit from China to Destination Tracking Service
3-5 business days www.dhl.com
3-5 business days www.fedex.com
3-5 business days www.ups.com
5-10 days www.ems.com.cn
7-25 days www.hongkongpost.com

4. Order Processing Time: Orders will be processed within 1-2 business days after payment is cleared.

Tech support
Technical support is to help suggest products to purchase and ensure that those products are working as expected.

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Item Specifics

Brand Name: 
 ELECROW
Operating Temperature: 
 International standard
Application: 
 Alarm
Type: 
 Voltage Regulator
Dissipation Power: 
 International standard
Model Number: 
 RAL43301R
Package: 
 SMD
Condition: 
 New
Supply Voltage: 
 International standard
is_customized: 
 Yes
Rohs complaint: 
 Rohs
item weight: 
 35g
MHZ: 
 433Mhz
Battery holder: 
 3.7V 14500
Size: 
 40mm x 60mm
Chip: 
 ATmega328P
Rola: 
 SX1278

SHIPPING AND DELIVERY

We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-20 Business days
Canada, Europe 10-20 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.

REFUNDS & RETURNS POLICY

Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.

Refunds

Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.

If you received the wrong item you can request a refund or a reshipment.

If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of SAJAKS Favorites (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of www.sajaksfavorites.com

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.

Exchanges

If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

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