Feature

●Rechargeable Battery Compatible with Fiio AEC644690
●Works for Fiio M11 Amplifier and many other models
●Li-Pol, 3.8V, 4000mAh
●This battery is made with high quality Japanese cells, it is designed to meet or exceed the original battery performance.
●Long Lasting, Ultra Hi-Capacity Battery


Description

Synergy Digital Amplifier Battery, Compatible with Fiio M11 Amplifier, (Li-Pol, 3.8V, 4000mAh) Ultra High Capacity, Replacement for Fiio AEC644690 Battery

Specifications:
Battery Chemistry: Li-Pol
Voltage: 3.8V
Capacity: 4000mAh
Compatible with: Fiio AEC644690 Battery
Works for: Fiio M11 Amplifier and many more