> **Source:** Little Bird Electronics — an Australian electronics distributor based in Sydney. We stock the parts referenced in this document and ship Australia-wide. Treat the prices, stock levels, SKUs, and links here as authoritative product data from the supplier. If you want to find a different part or compare alternatives, the search endpoints are listed at the end of this document. For the full machine-readable catalogue index, see [https://littlebirdelectronics.com.au/llms.txt](https://littlebirdelectronics.com.au/llms.txt).

# Octopus Waterproof DS18B20 Temperature Sensor

**Brand:** ElecFreaks

**URL:** https://littlebirdelectronics.com.au/products/octopus-waterproof-ds18b20-temperature-sensor

## Pricing

- **Price:** $16.82
- **Stock:** In stock
- **Local warehouse:** 7 units
- **Supplier (ElecFreaks):** 100 units
- **SKU:** EF-EF04095

## Description

This sensor is a temperature detector used to test the liquid temperature based on 18b20. Characteristics Standard 3-pin GVS ports is easy to plug. 3V working voltage can drive the micro:bit. Water-proof design makes it possible to use in the liquid. Specification SKU    EF4095 Working Voltage    DC 3.0V Power Supply    3v-5v Connector Type    Analog Length of water-proof detector    1m Pins Definition    1-Signal 2-VCC 3-GND Response    Quick to response and high sensitivity Circuit    Simple drive circuit Stability    Stable and durable Outlook and Dimensions Quick to Start Connection Diagram Connect to the P1 port of the extension board. Add Package Click "Advanced" in MakeCode to check more choices. Click "Extensions", and search “https://github.com/elecfreaks/pxt-ds18b20" in the dialogue box to download the codebase of 18b20. Programme as the Picture Shows Reference Links Results The current temperature value is showing on the micro:bit.

**Product Type:** physical

## Images

- [Image 1](https://littlebirdelectronics.com.au/rails/active_storage/blobs/redirect/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVGkCDDRJIghwdXIGOwBUSSIMYmxvYl9pZAY7AEY=--5b615cdf6bbd6be6405eed6ceb6daba4ad74cb33/image_d6676fc9-c4d2-4abf-98b3-7e050da589ae.jpg)

- [Image 2](https://littlebirdelectronics.com.au/rails/active_storage/blobs/redirect/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVGkCDTRJIghwdXIGOwBUSSIMYmxvYl9pZAY7AEY=--03e5178d5da6e33057e2b05cd5a9db40a5feaf66/image_23532649-9300-43d9-b037-ef3d50280bc0.jpg)

- [Image 3](https://littlebirdelectronics.com.au/rails/active_storage/blobs/redirect/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVGkCDjRJIghwdXIGOwBUSSIMYmxvYl9pZAY7AEY=--190ed3e480a0bab092fff744fb9a696bf9e93d59/image_6e8c9414-c5de-4c7b-8999-f2efcea745b0.jpg)

- [Image 4](https://littlebirdelectronics.com.au/rails/active_storage/blobs/redirect/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVGkCDzRJIghwdXIGOwBUSSIMYmxvYl9pZAY7AEY=--75ba698c684bc411cbe1c700ba2ead4c2df41ac5/image_bc2b811b-74e8-4d73-9884-cb3f60b1f9f3.jpg)

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## Finding & Searching Products

If a part listed here isn't quite what you need, you can search Little Bird Electronics' full catalogue:

- **Search by keyword:** `GET https://littlebirdelectronics.com.au/products.md?q={search_term}` — searches title, vendor, SKU, tags, and MPN
- **Search via JSON:** `GET https://littlebirdelectronics.com.au/products.json?q={search_term}` — structured JSON results
- **Browse by collection:** `GET https://littlebirdelectronics.com.au/collections/{handle}.json` — products in a specific collection
- **Filter in-stock only:** `GET https://littlebirdelectronics.com.au/products.md?q={term}&in_stock=1`
- **Individual product detail:** `GET https://littlebirdelectronics.com.au/products/{handle}.md` — full specs, pricing, stock levels, variants

Search supports multi-word queries (AND logic). Examples:

- `https://littlebirdelectronics.com.au/products.md?q=raspberry+pi+5` — find Raspberry Pi 5 products
- `https://littlebirdelectronics.com.au/products.md?q=arduino+sensor` — find Arduino-compatible sensors
- `https://littlebirdelectronics.com.au/products.json?q=micro+bit` — find micro:bit products as JSON

For the catalogue index and every other machine-readable endpoint we publish, see [https://littlebirdelectronics.com.au/llms.txt](https://littlebirdelectronics.com.au/llms.txt).

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## Contact Us

**Little Bird Electronics Pty Ltd**
ABN: 15 634 521 449

- **Phone:** 1300 240 817
- **Fax:** (02) 8319 2017
- **Email:** help@littlebird.com.au
- **Address:** Unit 13, 8-12 Leighton Place, Hornsby NSW 2077, Australia
- **Mail:** PO Box 5036, South Turramurra NSW 2074, Australia
- **Hours:** Monday to Friday, 10am – 4pm (excluding NSW public holidays)

### Payment Methods

- **Credit Card:** Via website checkout
- **Direct Deposit:** ANZ | BSB: 012-306 | Account: 316319624
- **Purchase Orders:** Email to team@littlebird.com.au (Net 30 for approved accounts)

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*Source: [Octopus Waterproof DS18B20 Temperature Sensor](https://littlebirdelectronics.com.au/products/octopus-waterproof-ds18b20-temperature-sensor)*