Featured with 1/4" jack, no battery driven, this portable pickup is suitable for you to use. Just peel off its film, stick it to the panel position near the sound source. Features: Professional & Powerful--the pickup with 1/4" connector, works great in minimizing noise interference. Just plug in external amp and play. Convenient--it comes with a cable tie and a plastic base, to secure and keep the extra wire neat and tidy on the instrument panel. Compact & Portable--mini size and approx. 0.77oz light weight enables you to carry it anywhere, use it freely. Adhesive & Reusable--due to double sided tape on its back, it is easy to install it or remove it for reuse, with no damage to the panel. Widely Used--this instrument pickup can be applied in acoustic guitar, violin, mandolin, pipa, cello, kalimba, ukulele, etc. Specifications: Material: ABS Color: Black & Gold Jack: 1/4" (6.5mm) Cable Length: Approx. 9cm / 3.54in Item Weight: 22g / 0.77oz Package Weight: 24g / 0.84oz Package Size: 10*7*2cm / 3.93*2.75*0.78in Note: Pick-up only, other accessories in the pictures are not included. Due to manual measurement, there may be deviation. Due to lighting or other reasons, the picture and material object may slightly differ, please in kind prevail. Packing List: 1 * Pick-up