NKTECH 7.4V 2800mAh battery rechargeable,IP-67 waterproof design, allows you to standby for longer.
Advanced material: more safety, environment protection friendly and IP-67 waterproof.
It's the best replacement of other battery when you go hiking or other outdoor activities.
It is fit TYT MD-390 & GPS MD-390G DMR Digital Radio.
Save electricity and long time runs.