Leaven Enterprise Co., Ltd.

LEAVEN ENTERPRISE CO., LTD. was established in Taipei, Taiwan on September 15, 1984. Since 1984, we have been engaged in developing and manufacturing ultrasonic pest control device, animal repeller, mole repellers, bird repeller, rodent repellent, insect repeller, mosquito repeller, snake repeller, air purifiers and general electronic products. Leaven’s pest control products are designed and made for effectiveness, power efficiency and environmental friendly for better pest free and chemical-free living environments. Accumulating years of experience, we can provide you with good quality products, punctual delivery and reasonable prices to meet your market demands. All of our products are of CE, EMC, GS, UL, PSE, SAA approvals and of RoHS compliant. Our R&D Dept. continually designs new products for our existing customers and new clients all over the worlds for a better pest free and pollutant free environments. Today, we are one of the leading manufacturers and exporters of electronic rodent and insect repeller in Taiwan. We ensure you of efficient services and good quality products.

Mini PIR Security Alarm, Home Security Alarm, Mini PIR Alarm| LEAVEN ENTERPRISE CO., LTD.

We strive to achieve the highest standard of "great design" by perfecting the concept, style, interface and finish of each of our products. If you’re unsure of which manufacturer to opt for, then take a look at our range of PIR MINI ALARM 3-IN-1, offering superb build and sound quality at affordable prices.
PIR Security Alarm_PIR MINI ALARM 3-IN-1



Not only a security device but also a visitor announciator!

Congratulations for choosing this compact PIR Mini Alarm!

The unit is a passive infra-red sensor alarm which provides reliable detection 24 hours a day. It provides you security, safety and convenience by its 3-IN-1 features and ultra low power consumption to prolong the battery lifespan.

  • Reliable passive infra-red detector with a solid state door bell and alarm sound.
  • Can be easily installed to a wall/ceiling or simply placed on a desktop.
  • Powered by a 9V Alkaline battery.
  • Unit can be easily adjusted and aimed to accommodate almost any location.
  • Detects an area at 8 meters distance with 120 degrees detection angle.
  • Plug and wires supplied to connect to a push button as door bell unit.


  • Travel protection
  • Visitors greeting
  • Home alarm
  • Restricted area
  • Monitor surroundings
  • Camping and outdoor activities

CHIME – When switch is on CHIME position, Ding-Dong sound will be activated by motion detected.

OFF – When switch is on “OFF” position and unit is connected to doorbell wires, unit will sound chime (Ding-Dong) when doorbell button is depressed.

ALARM – A 30 second siren alarm will be triggered when the unit detects motion.
  • Not recommended to operate through glass.
  • Do not install unit where it can be exposed to direct sunlight.
  • Do not install on or near heat sources such as radiators, bright lights or stove. It may cause the fault alarm.
  • On very hot days, the sensitivity may be decreased due to the background temperature being closer to normal body temperature. It is unavoidable.
  • When low battery, unit will create sound continually. Please replace a new 9V Alkaline battery.


  • Dimensions:85 x 42 x 46 m/m
  • Weight :72 grams
  • Power supply:9V (1 x 9V alkaline battery)
  • Power consumption: 50μA (standby)
  • Detection coverage: 120º, 8 meters
  • Exit delay: 15 second

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We look to create long-term partnerships, not just short-term transactional relationships. We realize that our customers are what drive our business, so we do everything in our power to see our partners' success through to fruition. If you require more information on a particular product, such as Compact Mini Alarms and so on, please don't hesitate to contact with us.