8.4V USB for battery Charger DC 5.5x2.1mm Cordless Adapter with Overvoltage and Overcurrent Protection, Compatible with Vacuum Robot and Car Household

• USB Vacuum Charger: Power your cordless vacuum robot conveniently from any USB port on your computer, power bank, or car adapter while traveling, eliminating the need for a wall outlet and keeping your cleaning device ready for use
• Complete Charging Kit: This long lasting USB for battery charger comes with a 1*cable featuring a DC5.5 x 2.1~2.5mm charging port, designed specifically for vacuum robot cordless models requiring an 8.4V input with inner(+) outer(-) polarity
• Intelligent Safety Protection: Guaranteeing safe charging with built-in safeguards that avoid overvoltage, overcurrent, overload, and short circuit risks, providing peace of mind during each charge cycle for your -ion or -polymer batteries
• Clear Charging Status: Features an intuitive LED indicator system where red light signals active charging and green light shows the for battery is fully charged, allowing you to monitor progress at a glance without guesswork
• Versatile Compatibility: Suitable for various batteries with nominal voltage within +-5% of 8.4V, this general adapter serves as a perfect replacement or backup power solution for household and car vacuum cleaners

General tem Details: Brand new and Quality Made of Quality materials for durability To connect mobile devices and computers for data transmission or communication purposes Fit for Car Household Vacumn Cleaner Specification: Input: USB Voltage when charging: 8.4V Charging mode: CC-For for CV Charging indicator: Red light = charging, green light = fully charged Charging port: DC5.5 x 2.1~2.5mm Polarity: inner(+), outer(-) for protection: overvoltage for protection / overcurrent for protection / overload for protection / short circuit for protection Application: batteries (-ion batteries, -polymer batteries), the nominal voltage of the for battery is +-5% Package Content 1*Cable Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.