The SparkFun Lightning Detector adds lightning detection to your next weather station to make sure you are aware of any potential hazardous weather heading your way. The AS3935 is capable of detecting lightning up to 40km away with an accuracy of 1km to the storm front with a sensitive antenna tuned to pick up lightning events in the 500kHz band.
Valid until 07/17 11:59pm


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SparkFun Real Time Clock Module - RV-1805 (Qwiic)
Special Price Current price: $8.33 Regular Price Original price: $18.50In stock -
FLiR Lepton Breakout Board V2
Special Price Current price: $51.35 Regular Price Original price: $64.95In stock -
SparkFun Hydra Power Cable - 6ft
Special Price Current price: $2.50 Regular Price Original price: $5.50In stock -
Audio Cable to Alligator Clips - 2.5mm
Special Price Current price: $0.61 Regular Price Original price: $0.95In stock -
Quad-band Cellular Duck Antenna SMA
Special Price Current price: $1.95 Regular Price Original price: $8.95In stock
This is a carousel. Use Next and Previous buttons to navigate, or jump to a slide with the slide dots.
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Audio Cable to Alligator Clips - 2.5mm
Special Price Current price: $0.61 Regular Price Original price: $0.95In stock -
SparkFun Hydra Power Cable - 6ft
Special Price Current price: $2.50 Regular Price Original price: $5.50In stock -
Pi Tin for the Raspberry Pi - Black
Special Price Current price: $2.95 Regular Price Original price: $6.95In stock -
Surface Mount Bluetooth v5.0, Thread, Zigbee Transceiver Module (2.4GHz, U.FL)
Special Price Current price: $8.95 Regular Price Original price: $18.95In stock -
SparkFun USB Thumb Drive (16GB)
Special Price Current price: $3.47 Regular Price Original price: $9.95In stock -
Hand Held Enclosure - ABS Plastic
Special Price Current price: $5.45 Regular Price Original price: $10.95In stock -
ESP32 WROOM MCU Module - 8MB (Dual Antenna)
Special Price Current price: $2.44 Regular Price Original price: $4.50In stock -
FLiR Lepton Breakout Board V2
Special Price Current price: $51.35 Regular Price Original price: $64.95In stock -
SparkFun Real Time Clock Module - RV-1805 (Qwiic)
Special Price Current price: $8.33 Regular Price Original price: $18.50In stock -
FLIR Radiometric Lepton Dev Kit V2
Special Price Current price: $199.95 Regular Price Original price: $279.95In stock
Rules & Information
Weekly Deal will run until Thursday, July 17, 2025 at 11:59 p.m. MT. No rainchecks or backorders will be allowed. We will not be allowing the combining of orders during this sale.