Voltmètre USB indicateur de tension avec rétro-éclairage Noir (1 pièce)

Outillage, Outillage à main, Outil de mesure électronique, Testeur et détecteur de tension

Description produit

【Accurate measurement】Accuracy: plus or minus 1%, the measurement data is accurate. Input voltage: 4V-30V, voltage resolution: 0.01V, test current: 0.05A-3.50A, current resolution: 0.01A, capacity range: 0-19999mAH. 【Dual USB Output】 There are two USB outputs available for simultaneous use. The USB power meter can be connected to the charging adapter or the plug of the charging cable to easily find the existing digital device charging problems 【Clear LED Display】USB Current Detector has a clear LED display, which is convenient to monitor the charging voltage and current of your digital USB devices while ensuring the best charging rate. Simultaneous display of amps and volts in real time 【Data Storage】Intelligently memorize charging capacity data, monitor and memorize measurement data, store up to 10 sets of measurement data, data can be cleared with one key, data self-protection is not lost 【Wide application】USB current monitor can improve charging efficiency, protect electronic