Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Operating Voltage | DC 3.3V - 5V |
| Detection Distance | Up to 7 meters |
| Detection Angle | 110 degrees cone |
| Output Signal | Digital High/Low (3.3V TTL) |
| Trigger Mode | L (Low) / H (High) selectable |
| Delay Time | Adjustable 5s - 200s |
| Block Time | 2.5 seconds (default) |
| PCB Size | 32mm x 24mm |
| Operating Temperature | -20°C to +80°C |
| Current Consumption | < 50uA (standby) |
Anonymous
Mar 28, 2026
Rating: 5/5
Perfect for Arduino Security Project
Works flawlessly with my Uno. Sensitivity is adjustable which is a nice touch.
Anonymous
Mar 16, 2026
Rating: 4/5
Good value but needs tuning
The sensor works well once you adjust the potentiometers. Initial range was a bit off.
Anonymous
Mar 03, 2026
Rating: 5/5
Compact and Reliable
Small footprint makes it easy to hide in enclosures. Detection is instant.
Anonymous
Feb 26, 2026
Rating: 5/5
Exactly as described
SR602 is a classic for a reason. This module is ready to use.
Anonymous
Jan 21, 2026
Rating: 3/5
Decent for the price
Works okay indoors. Struggles a bit with glass obstacles.
Q: Does it work with Raspberry Pi GPIO?
A: Yes, the 3.3V TTL output is compatible with Pi GPIO pins.
Q: Can I connect this directly to 5V?
A: Yes, it operates between 3.3V and 5V.
Q: Can it detect small pets?
A: It detects heat movement. Small pets might trigger it if close enough.
Q: Is this suitable for outdoor use?
A: It is not waterproof. You need an enclosure for outdoor use.
Q: What is the maximum detection range?
A: Under ideal conditions, up to 7 meters, but walls reduce this.
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