Easy to change strings, clockwise or counterclockwise switch to control the tightness of the strings, easy to operate, saving time and effort.
Features:
Featuring ABS case, it is simple and delicate, practical and comfortable.
Unique zipper heads will not damage the guitar bridge.
Built-in rechargeable lithium-ion battery, charged via the included USB cable.
Compact and lightweight, it is easy to store and carry.
Specifications:
Color: orange, white (optional)
Main material: ABS
Battery: 3.7V, 800mAh
Item size: 120 * 95 * 40mm / 4.7 * 3.7 * 1.6in
Item weight: 138g / 4.9ounce
Package size: 243 * 148* 45mm / 9.6 * 5.8 * 1.8in
Package weight: 238g / 8.4ounce
Package list:
1 * Strings Winder
1 * USB Cable