radio frequency

radio frequency

BC240 and BC240Big RF Blocking Lining for baseball hats .

1d ago
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In this video we will show the BC240 and the BC240B(ig) lining for baseball hat, and we will also test it's blocking effect with a RF radiation source and an EMF meter. This Lining is the cheapest way to turn any hat info an RF Protection Hat for Electromagnetic Hyper Sensitive people. Links: BC240 - http://www.4ehsbyehs.com/protection-clothes/rf-protection-hat/emf-rf-protection-lining-for-hats-1 BC240 BIG - http://www.4ehsbyehs.com/protection-clothes/rf-protection-hat/emf-rf-protection-lining-for-big-hats