Rechargeable Acoustic Guitar Active Piezo Pickup

Features:
Use super capacitor to provide power. The power density is more than ten times that of lithium batteries.
Fast charging and discharging. It only takes 55 seconds to complete charging and lasts for 4 hours.
The soft pickup stick made of imported materials is clear and natural.
The sound hole-mounted volume and tone control allows you to make easily accessible adjustments.
The pickup is small and compact in size, easy to install and saves space.