# 🎉 Safecast Holiday Sale: Give the Gift of Data This Season! *Celebrate with a 10% discount from November 19 to December 25* By [Safecast](https://paragraph.com/@safecast) · 2025-11-19 --- As we wrap up another remarkable year, we at **Safecast** want to thank our global community for your continued support, collaboration, and dedication to open environmental data. Together, we’ve made 2025 a year of incredible progress by expanding our datasets, supporting citizen science around the world, and launching our newest innovation: the [**bGeigie Zen**](https://bgeigiezen.safecast.jp/?ec_coupon=BF2025). To celebrate and give back, we’re kicking off our first ever **Black Friday and Holiday Sale** which is your chance to pick up Safecast devices at a special discount while helping sustain our mission into 2026! ### **Announcing the Safecast Black Friday Sale** **November 19 – December 6, 2025** Enjoy **10% off all Safecast devices** — including the latest **bGeigie Zen** the **Airnote, and all bGeigieNano to Zen upgrades**. Other items in the shop will also be 10% discounted. All discounts will be automatically applied, no need to use discount codes. **Holiday Sale** **December 7 – December 25, 2025** Following the Black Friday Sale, we will continue the giving spirit with **5% off all devices** throughout the holiday period. To receive the discount, make sure the **coupon code "BF2025"** has been applied! Every purchase directly supports Safecast’s independent environmental monitoring and data-sharing efforts. Help us to continue empowering communities to measure, share, and understand environmental data worldwide. ### **Supporting Safecast in 2026** Your purchase doesn’t just put cutting-edge measurement tools in your hands. Your contribution fuels Safecast’s **open data mission**. In 2026, we plan to: * **Support and expand** our unprecedented joint initiative in Ukraine alongside [Blues](https://blues.com/) and [SaveDnipro](https://www.savednipro.org/). * **Grow** our radiation and air-quality data network across new regions. !Stay tuned for our upcoming project in space!) * **Enhance** the Safecast API and data visualization tools for public use. * **Host workshops** and community training events for citizen scientists around the world. Each device sale helps us keep our network running freely accessible and transparent. **What devices are discounted?** -------------------------------- All devices and upgrades in the Safecast Shop are included in the Black Friday and Holiday sale. Our 3 top most popular devices include… ### **Our newest Geiger counter, the bGeigieZen** Our newest radiation sensor, the **bGeigieZen**, brings simplicity, precision, and connectivity together in one sleek, open-source package. With its integrated display, easy USB-C charging, and seamless data upload to the Safecast map, it’s the perfect choice for both professionals and citizen scientists. ![](https://storage.googleapis.com/papyrus_images/c5b44528a0c5c34a53f027109696a4bd8064078140100c74f92163bd852d1bcf.png) The bGeigie Zen from the Safecast Office. Regular price: US $750 **Black Friday price (10% off): US $675 ($75 discount!)** Holiday price (5% off): US $712.50 [**Buy your bGeigie Zen here**](https://bgeigiezen.safecast.jp/store-2/bgeigiezen-assembled/?ec_coupon=BF2025) ### **The bGeigieZen Kit for assembling** The **bGeigieZen Kit** is our tried-and-true DIY kit — a community favourite for hands-on Makers who want to build their own mobile radiation detector and join the Safecast network from the ground up. ![](https://storage.googleapis.com/papyrus_images/bd0b9a439edca2c5740e6e5d87c46d5662dd9222697fef25c2ecaa4526acf9ac.jpg) The bGeigie Zen Kit. Regular price: US $450 **Black Friday price (10% off): US $405 ($45 discount!)** Holiday price (5% off): US $427.50 [**Buy your bGeigieZen Kit here**](https://bgeigiezen.safecast.jp/store-2/bgeigienano-kit/?ec_coupon=BF2025) ### **The Airnote, for stand alone air quality monitoring** Measure air quality effortlessly with the **Airnote**, a solar-powered device that continuously measures PM2.5, PM10, temperature, and humidity — **no Wi-Fi or subscription required**. Just set it up, and it starts contributing to the global Safecast air quality map right away. ![](https://storage.googleapis.com/papyrus_images/9e1e5a94d4de8775b0831647792b8e472a2760df99a952de574124194a21bf50.png) Regular price: US $149 **Black Friday price (10% off): US $134.10 ($14.90 discount!)** Holiday price (5% off): US $141.55 [**Buy your Airnote here**](https://bgeigiezen.safecast.jp/store-2/airenote-2/?ec_coupon=BF2025) **This Holiday, Give the Gift of Open Data** -------------------------------------------- Whether you’re shopping for yourself, a fellow maker, or a budding citizen scientist, your purchase of a Safecast device supports independent environmental monitoring and helps keep global data open and free. Let’s make 2026 another year of **transparency, empowerment, and shared discovery**. 🛒 **Shop Now:** [https://bgeigiezen.safecast.jp/store-2/ ](https://bgeigiezen.safecast.jp/store-2/)📅 **Black Friday Sale:** Nov 19 – Dec 6 (10% off) 🎁 **Holiday Sale:** Dec 7 – Dec 25 (5% off) --- *Originally published on [Safecast](https://paragraph.com/@safecast/2025-holiday-sale)*