PRODUCT DESCRIPTIONUPGRADED K2-B Deluxe EMF GHOST HUNTING METER (Built-in Constant On-Off Button) With LOW VOLUME SOUND And With INSTRUCTIONS---Has The SAME EFFECTIVENESS And POWER As The ORIGINAL K 2 Meter. These Models Have Been Used On Hundreds (If Not Thousands) Of Investigations With Outstanding ResultsPLEASE NOTE! This Is A KII That Provides An Audible LOW VOLUME Sound When EMF Is Detected. The Sound Produced Is LOW So As Not To Disturb The Investigation. The Low Volume Sound It Produces Is Similar To That Of A Geiger Counter And The Sound Intensifies (Gets Louder) As Each Of The Detector Bars Lights Up. Please Note Again However That The Sound Is LOW So As Not To Disturb Any Evidence Being Collected. ALL Other KII Specifications And Operating Functions Are The Same As All Other KII Meters.Model KII-BSimply Takes The Popular KII Meter And Adds A Low Volume Buzz Sound When EMF Is Detected. The Sound Feature Allows A Paranormal Investigator To See The Illuminated LED Lights And Hear The EMF Detection Simultaneously. Unlike A Standard KII This Allows The Investigator And Others To Physically Hear The EMF Change As It Occurs. This Audible Technology Also Helps To Validate Your Experience As Someone Is Usually Running A Recorder Or DVR That Will Pick Up The Audible EMF Change. Excellent Audible Warning For Monitoring EMF Change In A Remote Location. The Audible Buzz Increases As The EMF Field Strength Increases.These Are The Units Used By The PROFESSIONALS Including TAPS (The Paranormal Group Featured On The SCI-FI Channel Tv Show Ghost Hunters). If You Want A Quality EMF Meter The One Used By The Professionals THIS IS WHAT YOU NEED =)Electromagnetic Fields Or EMFs Are Emitted By Electrical Devices Of All Types. EMFs Are Everywhere Originating From Appliances Cell Phones Electrical Wiring And Even The Human Body. The K-II EMF Meter Helps To Measure These Fields To Identify Appliances That Produce High Emissions Allowing Users To Make Informed Decisions About Limiting Exposure. EMF Fluctuations Have Also Been Associated With Locations Where Unexplained Phenomena Have Been Reported Including Alleged Hauntings. The K-II Operates With A Single 9V Battery And Reports EMF Measurements In Five MilliGauss Ranges.Instant Response To EMF Fluctuations & SpikesDetects ELF Range (50 To 1,000 Hz) & VLF Range (1,000 To 20,000 Hz)Simple On/Off OperationEasy To Read Multi-Segment LED DisplayAccuracy Of 5% At 50-60 HzProducts From GuanGuan's Store