Charging volt

1.LED lead acid battery BMS capacity indicator voltage meter. 2.Can display the battery power you can also plug directly into the phone or the 5V equipment charging. 3.Suitable for all kinds of outdoor power mobile power instrumentation and other equipment additional battery power voltage display and additional USB to charge the phone and other functions. 4.Uses synchronous rectification step-down chip scheme with little heat energy saving and environmental protection. 5.Small size and light weight. Descriptions: 1.Fine workmanship and good performance. 2.Easy to read easy to use durable in use.

⭐ 【】Volt Plus Tech Earbuds are compatible with many other smart phones,,,,,,,. Earbuds Operational function upgrade lets you play previous/next song, adjust volume,reject incoming calls and & activate voice function. ⭐ 【 】: Earbuds and charging case inner - makes it possible to prevent water from entering the interior for and. Enjoy the Premium Hi-Fi sounds of True Wireless Stereo for your wireless earbuds and enjoy the immersive surround sound effect alongside the noise reduction technology for maximum comfort. ⭐ 【 】: You will get a / for earbuds,two different size (small, large), and -.Earbuds can be used as a gift for your family and friends.:Charger is not included. ⭐ 【 】: Bluetooth Earbuds LED display will clearly show the accurate power level of the charging box and the earphone and by this feature you won’t have to worry about the earplugs without power/electricity because of the charging case.

This USB Charger Current Voltage Charging Detector battery Tester Volt meter Ammeter Can easily measure the operating current of the output voltage of the USB port and equipment 2. smallsize, no power, and other ancillary equipment, plug and play also detect USB charger output voltage and current are standard suitable for factories, Laboratory and users.