Contact us

Do not hesitate to contact us directly. We will respond to you as soon as possible. You will be amazed by our solutions!

Phone: +49 30 50 93 11 90
Email: info@esperta.de

Putenweg 96, 12355 Berlin, Germany

Let us help you.

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"The best innovation I've seen over the last years. Extremely simple to install. Works immediately without setups”

Lisbeth Silvester
CEO & Founder

Get Started

  • order your 2032 or 2450 secure esperta battery
  • replace the existing one in your keyless key
  • done - movement sensor is integrated
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