For INFOCIS veken M680 M535 HE306 Battery Replacement Filter-RS485 / RS232 Series for Goggles 2 without removing

for Goggles 2 without removing the head band / antenna

Compatible system: iPadOS 14

SSD hard drive and mobile power

Field audio and visible alarming

For INFOCIS veken M680 M535 HE306 Battery Replacement Filter-RS485 / RS232 Series for Goggles 2 without removing1. If you dont use the battery for a long time, please put it in a dry and cool place and make it full charged once every three months. 2. Replace your broken or unusable item with a new one. 3. Each item has been checked and in good condition before shipping. 4. Completely fit and work. 5. Professional installation is highly recommended. We will not be responsible for any damages to your cellphone mobile phone that you may cause during the changing