Shadow Tech

State-of-the-art hardware.
Without the markup.

ESP32 boards, radar sensors, smart home gear — the same stuff you'd pay double for on Amazon, priced at just a few bucks over our cost. Shipped from US warehouses.

Our pricing promise

We buy direct, skip the middlemen, and add the smallest markup we can. If you find it cheaper from a legit US seller, tell us — we'll beat it.

Coming soon

ESP32 DevKit V1

30-pin • WiFi + Bluetooth • Dual-core 240MHz • The maker workhorse

$11.99$15.98Save 25%

Amazon charges $16. We charge $12. Same board.

Coming soon

ESP32-CAM + Programmer Bundle

OV2640 camera • WiFi • Includes USB programmer — ready to flash

$14.99$17.99Save 17%

Everything you need to build a WiFi camera. No hunting for parts.

Coming soon

HLK-LD2410 mmWave Radar

24GHz presence detection • Sees through walls • ESPHome ready

$9.99$14.99Save 33%

The sensor every smart home builder wants. Detects presence, not just motion.

Coming soon

RCWL-0516 Radar Sensor

Microwave motion • 3.3V/5V • 7m range • Penny-sized

$6.99$8.99Save 22%

Doppler radar motion sensing for under seven bucks. Wild.

Coming soon

Zigbee Door/Window Sensor

Zigbee 3.0 • 2-year battery • Works with Home Assistant, Hubitat

$12.99$18.99Save 32%

Smart home sensing without the smart home tax.

Coming soon

Zigbee PIR Motion Sensor

Zigbee 3.0 • Pet-immune • 170° detection • 2-year battery

$14.99$21.99Save 32%

Room-level motion detection that doesn't break the bank.

Get notified at launch

We're stocking US warehouses now. Drop your email and you'll be first to know — plus 10% off your first tech order.

Launching soon. No spam, just the drop.