Professional Factory Cheap Price Hand Operated Siren Lk-100

• Type: Industry Alarm
• Signal Transmission: Wireless Alarm
• Certification: DOT, E-MARK, CE, ISO, FCC, RoHS, CCC, GS
• Application: Indoor, Outdoor
• Working Principle: Electromechanical
• Transmission Mode: Wireless
• Model NO.: LK-100
• Alarm Volume (within 1m): ≥110dB
• Receive Frequency: 433.92MHz
• Transport Package: Standard Export Packing
• Specification: 500-2
• Trademark: SHUNTONG
• Origin: Zhejiang, China
• Production Capacity: 20000PCS/Month

Product Description

Hand operated siren LK-100 is no electrically powered warning device to provide effective sound signal warning to fit virtually any signaling application and alert need
Specification 
Sound Rating: 
110±2dB(A) @1M 
Output Frequency: 
550±20Hz (Dependent on Rotation Speed)
Sound range:500M 
Net Weight: 
1.3Kg 
Carton Size: 
24x13x14CM 
Features : 
no power supply required 
light weight for portability 
powerful low frequency sound 
Shutter mechanism to provide a choice of signals:continuous and warble 
Application: 
Camp site,civil defence,mountain rescue,coast guard warning,quarries/mining 

Product name	Hand-cranked siren
Model	LK-100
Material	Aluminum alloy
Sound	120dB
Color	Red,green
Product storage	Store in a dry environment
Product features	Portable foldable handle
Application	Army, forest, factory, school, hotel etc

Use & Maintenance 1. Only one person is required to operate the hand-crank siren to work normally. When the alarm is working, do not put fingers or other foreign objects into the ringing wheel, otherwise it will cause personal injury or damage the alarm 2. Minors are prohibited from using hand-crank siren 3. The sound pressure level at close range can cause permanent deafness. Therefore, always wear earmuffs is to protect ears 4. The use of sirens should comply with the "Air Defense Law" and relevant national sirens use regulations,and should be maintained regularly to keep the sirens in normal working conditions for a long time. If the alarm fails to operate norm; professional repairs