---
product_id: 15159801
title: "KR-P819 Wireless Passive Infrared Detector PIR Motion Detector Sensor for Home Security Alarm System"
brand: "obdo tech"
price: "FREE"
currency: PLN
in_stock: false
url: https://www.desertcart.pl/products/15159801-kr-p819-wireless-passive-infrared-detector-pir-motion-detector-sensor
store_origin: PL
region: Poland
---

# KR-P819 Wireless Passive Infrared Detector PIR Motion Detector Sensor for Home Security Alarm System

**Brand:** obdo tech
**Price:** FREE
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** KR-P819 Wireless Passive Infrared Detector PIR Motion Detector Sensor for Home Security Alarm System by obdo tech
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/15159801-kr-p819-wireless-passive-infrared-detector-pir-motion-detector-sensor)

## Best For

- obdo tech enthusiasts

## Why This Product

- Trusted obdo tech brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Technology Parameters: 
Power supply: detector can use two kinds power-supply modes, external adapter or internal battery power supply can be used at the same time. 433MHZ/315MHZ can choose 
External adapter: DC9V-12 V 
Internal battery: DC 9V 6F22 
Standby current:≤ 50uA 
Alarm current: ≤ 20mA 
Detection range: 8 meters / 110 degrees 
Wireless distance: ≥150 meters (open area/no interference) 
Wireless transmitting frequency: 315 MHZ / 433 MHZ (+ 75 KHZ) 
Shell material: ABS plastics 
Operating temperature: 80% or (no condensation) 
Detector size: 128 x 68 x 48 mm 
Bracket size: 52× 29 × 27 mm

## Features

- Wired PIR sensor infrared detector for home alarm system(KR-819)
- High quality transmitting module
- Automatic temperature compensation function
- Wireless distance: ≥150 meters (open area/no interference)
- Wireless transmitting frequency: 315 MHZ / 433 MHZ (+ 75 KHZ)
- ›See more product details

## Images

![KR-P819 Wireless Passive Infrared Detector PIR Motion Detector Sensor for Home Security Alarm System - Image 1](https://images-na.ssl-images-amazon.com/images/I/3199LLJvdFL.jpg)
![KR-P819 Wireless Passive Infrared Detector PIR Motion Detector Sensor for Home Security Alarm System - Image 2](https://images-na.ssl-images-amazon.com/images/I/51EqI0jc0xL.jpg)
![KR-P819 Wireless Passive Infrared Detector PIR Motion Detector Sensor for Home Security Alarm System - Image 3](https://images-na.ssl-images-amazon.com/images/I/21KOwJojklL.jpg)
![KR-P819 Wireless Passive Infrared Detector PIR Motion Detector Sensor for Home Security Alarm System - Image 4](https://images-na.ssl-images-amazon.com/images/I/21O7ZqQ8ftL.jpg)
![KR-P819 Wireless Passive Infrared Detector PIR Motion Detector Sensor for Home Security Alarm System - Image 5](https://images-na.ssl-images-amazon.com/images/I/21mYQWPW10L.jpg)

---

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**Shop now:** [https://www.desertcart.pl/products/15159801-kr-p819-wireless-passive-infrared-detector-pir-motion-detector-sensor](https://www.desertcart.pl/products/15159801-kr-p819-wireless-passive-infrared-detector-pir-motion-detector-sensor)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-04-23*