Features:
7.4V 1000mAh rechargeable lipo battery; enough capacity and safe to use.
Easy to plug in and take out.
High quality and portable to carry.
Over charge for protection for every charging port.
Compatible with racing drone RC quadcopter car boat.
14 "Caja de Tambor Tambor de Tambor de Acero Inoxidable Cabeza de tambor de PVC con Bandolera Baquetas de Tambor Bolsa de Tambor Pastillas de Gel de Damper de Tambor
Features:
* Specially designed for wireless BT earphones, earbuds and headphones with Micro USB ports.
* 300mAh capacity power bank can charge your wireless BT earphones for 5 times.
* Made of high-quality plastic material, durable and shock-proof.
* Mini size and lightweight design make it portable to carry.
* Built-in smart chip automatically matches the rated voltage and current of the earphones without harm.