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DIYables 4pcs Door Sensor Magnetic Switch for Arduino, ESP32, ESP8266, Raspberry Pi — Open-Box, 10% Off
Brand: DIYables
Condition: Used - Mint
$719
$799
-10% Save $080
Updated: 3 days ago
Description
4 x sets of MC-38 Wired Door Sensor Magnetic Switch
Removable adhesive paper on the back => easy to stick on the flat surfaces
Works with Arduino, ESP32, ESP8266, Raspberry Pi, or any kinds of microcontroller
Used to detect door/window open or closed
Tutorials for Arduino and ESP32 are provided
This is 4 x sets of MC-38 Wired Door Sensor Magnetic Switch that work with Arduino, ESP32, ESP8266, Raspberry Pi, or any 5V or 3.3V microcontroller. SPECIFICATION: - 4 x sets of MC-38 Wired Door Sensor Magnetic Switch - Each set includes: one magnet and one reed switch, which has two wires - Removable adhesive paper on the back => easy to stick on the flat surfaces - Works with Arduino, ESP32, ESP8266, Raspberry Pi, or any kinds of microcontroller - Works as a switch: reed switch is closed when near to the magnet and open when far from the magnet - Used to detect door/window open or closed - Tutorials for Arduino and ESP32 are provided TUTORIALS: - Arduino and ESP32 online tutorials: DIYables Door Sensor INTERFACE: The door sensor has two components: - One magnet - One reed switch, which has two wires. We do NOT need to differentiate the two wires of the reed switch.
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Amazon Warehouse
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- Backed by Amazon's A-to-Z Guarantee
- 30-day return policy
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- Price verified on Amazon
Product Details
- SKU:
- awhd-us-b0b3d7bm4k
- Model:
- DIY-DOOR-SENSOR-4
- Country:
- US
- ASIN:
- B0B3D7BM4K
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Common questions about buying open-box and refurbished.
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Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $1 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
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Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
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