VU Meter Reverse Connection Protection Voice Control Prevent Burning LED Indicates Melody Light for Test Sound Level

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VU Meter Reverse Connection Protection Voice Control Prevent Burning LED Indicates Melody Light for Test Sound Level

  • 品牌: Unbranded
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VU Meter Reverse Connection Protection Voice Control Prevent Burning LED Indicates Melody Light for Test Sound Level

  • 品牌: Unbranded
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价格： $13.95
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描述

VU Meter Reverse Connection Protection Voice Control Prevent Burning LED Indicates Melody Light for Test Sound Level

1、DC voltage between 5V and 12V can be powered, with reverse connection protection. 2、The VU meter is a voice‑activated sensor, so there is no need to connect audio, just power on the product, it will flash when there is a sound. 3、The louder the sound, the more the LED will light up from bottom to top. As the sound fluctuates, the LED will flashing with the music. 4、Using an independent comparator circuit, although the circuit is slightly more complicated, the structure and principle are easier to understand. 5、Equipped with anti‑reverse connection protection diode, which can effectively prevent the circuit from being burnt due to the reverse polarity of the power supply.
  • Fruugo ID: 338827796-743304227
  • EAN: 4182325922192

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CE Mark
安全警告: Do not let your children touch this product alone to avoid swallowing or other injuries.

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  • STANDARD: $16.99 - 之间的交付 周五 26 十二月 2025–周一 05 一月 2026

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以下信息概述了在Fruugo销售的相关产品的制造商联系信息。

  • 91440500767340019K
  • Guangdong Guangwei Knitting Co., Ltd.
  • Chuangda Road, Huaguang Industrial Zone, Gurao Town, Chaoyang District, Shantou City
  • Shantou
  • CN
  • 515159
  • qianliwu1996@gmail.com
  • 13422264227

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  • 819 698 275 00032
  • DISCOUNT INDUSTRY
  • 10 Rue Des Grands Pres, 60230 Chambly, Oise, France
  • OISE
  • FR
  • 60230
  • DISCOUNT-INDUSTRY@outlook.com
  • 0033 748562127