Battery service

For battery replacement, IP67 waterproofness and Ex compliance verification and sealing testing

  • TWIG personal alarms are designed for protection and safety of people. The durable TWIG devices are built to last years of usage. However, all rechargeable batteries have a limited lifespan and eventually need to be replaced.
  • The battery capacity decreases as a result of ageing and use of device. In the end the capacity may no longer be sufficient for safety use, even though the device appears to be functioning normally.
  • To ensure reliable operation of the device in safety use, it is recommended to replace its battery every 3–4 years.
  • We offer the TWIG battery service as a convenient and effective solution for maintaining TWIG personal alarms and extending their life cycle. The fixed price includes:
    • new battery cell and battery protection circuitry
    • new back cover with sealing
    • labor cost
    • verification of IP67 waterproofness
    • functional testing of the device
    • new Ex protection circuitry (only TWIG ATEX compliant personal alarms like TWIG Protector Ex)
    • verification of Ex compliance (only TWIG ATEX compliant personal alarms like TWIG Protector Ex)
    • proper recycling of replaced battery cells and electronics