Nokta 7.4V 5400mAh Lithium Polymer Battery for Invenio Metal Detector Accessory Types_Headphones it features a threaded socket

it features a threaded socket for use with Equinox waterproof headphones

This replacement shaft is made of carbon fiber

It is particularly effective in minimizing interference from mineralized soil and small metal debris

making it a preferred choice for enthusiasts and professionals alike

Nokta 7.4V 5400mAh Lithium Polymer Battery for Invenio Metal Detector Accessory Types_Headphones it features a threaded socketThe Nokta Makro Battery Lipo 7. 4V 5400 mAh is a high capacity, rechargeable lithium polymer battery designed for use with the Nokta Invenio metal detector. This battery ensures long operational hours, providing reliable power to support extended metal detecting sessions. Key Features: Capacity: 7. 4V, 5400 mAh, providing extended battery life for the Nokta Invenio series. Compatibility: Designed exclusively for the Nokta Invenio and Invenio Pro metal