Metronome Electric Adjustable Universal LCD Display for Guitar Piano Bass Violin EM988AWhite

Feature: 1. The built in rechargeable li battery has a long lasting life, and the USB cable also allows for easy charging. 2. Suits for piano, drums, guitar, violin, etc. And the volume is very easy to adjust to meet all your needs. 3. There are four beat sounds for you to choose, which makes it more interesting to learn the instruments. 4. The timer function can also be used as an alarm clock, and you can set the countdown time as you like. 5. Equipped with a standard headphone jack, so you can enjoy the fun of playing music without disturbing others. Specification: Item Type: Metronome Product Material: PP Battery Type: 700mAH Rechargeable Lit Battery (shipped with built in battery) Battery Installation Method: The built in battery is not removable. Speed Range: 40 208 times min Volume: Continuous control by the volume dial. Headphone Jack: 3.5mmMono Output(Approx. 3.5mm 0.1in) External Connection Function: Connect headphones or speakers. Light Display: Red light for heavy beat, green light for light beat. Timbre Selection: Mechanical metronome, human voice, wooden fish sound and analog electronic sound. . Package List: 1 x Metronome1 x USB Cable1 x User Manual Note: When the battery level is low (one bar or no bar), please charge the machine in time. In order to improve the service life of the battery, under normal circumstances, you should reserve the battery according to the principle of recharging when the remaining battery power is used up. It is recommended to use it after fully charged.