Smartgunz Llc
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SmartGunza 1911 sentry gun with RFID chip ring.jpg
The SmartGunz 1911 Sentry only fires when the user wears a special RFID chip ring on the index or middle finger of their trigger hand while firmly gripping the handle. It will start shipping to U.S. consumers in April. (Photo courtesy of SmartGunz LLC)
