Battery Powered Mini Wireless Pir Alarm Detector

Battery Powered Mini Wireless Pir Alarm Detector

The product is wireless passive infrared detector with high stability. It has adopted advanced technology in signal processing and provided superhigh detection ability and anti error alarm. The detector will detect movement of human automatically when intruder pass through the detected area, and it will send out alarm signal to alarm host if there is movement.

Product Details

ANKA Sci-Tech Co.,Limited is one of the leading China battery powered mini wireless pir alarm detector manufacturers and suppliers, and also a professional company equipped with productive factory, we supply battery powered mini wireless pir alarm detector with high quality and competitive price.

Product name: AJ-621R


1. ASIC adopted, SMT design adopted

2. Auto temperature compensation

3. Send alarm signal by RF

4. No wiring, install conveniently

5. Low battery indication

6. Suit for the safety of residential house, villas, factories, markets, warehouses, etc.

Technical Specification

Input voltage2×1.5V /2AA Li battery
Standby current≤10uA
Alarm current≤15mA
Battery life1-2years
Operating temperature-10~+50°C
Installation methodceiling or wall mounted
Installation height2m is recommended
Detecting distance8 meter
Detecting angle15°
Transmitting frequency315MHz or 433MHz
Unobstructed effective transmitting range≥150 meter(in the open area)

Clear Picture

why choose us?

- 2000 square meters factory, have capability to supply wide range of products

- Good quality control ,with competitive prices.

- Prompt delivery.

- Good after-sales service.

- No Minimum order quantity limited.OEM and ODM are also accepted.

- We locate in Shenzhen of China, easy for export.

Our Services

1. We guarantee that all our items are "as stated" in their descriptions. We strive for 100% customer satisfaction on every sale we complete.

2. We are manufacture, there is no middle man, no high markup, so we can provide quality items yet very competitive price.

3. If you have any questions please contact us first, most are responded within 12 business hours.


1. T/T

2. West Union

3. Trade Assurance

4. Paypal


- All package can sent by FedEx/DHL/UPS/EMS, based on customer requires.

- Freight By Sea to Any nearest port of customer country.

- Freight by Air to airport of import country.

Company Information

ANKA is a high-tech enterprise specializing in the whole process of Research, Development, Manufacture and Marketing security alarm products. With the company policy of "Innovative technology, Makes safe life" and the responsibility of "Progress for protecting people's safety". 


1. Quality of our company.

We are the manufacturer of alarm system for more than 10 years, we are full of experience and technology.

2. Quality of our products.

Our engineers who ever worked in a very famous company of alarm system, all the products must be strictly inspected before selling.

3. Quality of our services.

All of our products have a full two-year warranty and low repair rate.

4. Quality of our shippment.

We arrange the shippment as soon as we get the payment, fastly and professionally.

5. Quality of our sales representatives.

Truly, Warmly, Patiently, Professionally.


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315/433MHz Wireless PIR Detector

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