Built-in Lighting: Convenient for nighttime use; includes a storage compartment for easy storage LED Indicator: The built-in breathing light changes color to reflect the pump's status, providing clear information Precision Pressure Control: Equipped with a digital pressure sensor chip for accuracy within ±1 PSI, allowing precise inflation control. Set your desired pressure, and the pump stops automatically when reached. The chip also remembers your settings for future use Low Vibration: The "1"-shaped pump core, with multiple rubber shock absorbers, ensures stable operation without excessive vibration Wireless Convenience: Powered by two 2600mAh 18650 lithium batteries, allowing wireless inflation. A full charge can fill up to 3 tires of a 205/55R16 sedan Specifications: Model: CS-V8 Certifications: CE, FCC, RoHS Rated Power: 50W Input: DC5V2A Battery Capacity: 7.4V/2600mAh (19.2WH) Inflation Pressure Range: 0.27BAR/3100PSI Nominal Volume Flow Rate: 17 liters per minute Hose Length: 350mm Product Dimensions: Diameter 65 x 210mm Tire Inflation Speed: Inflates a 195/65R15 tire from 0 to 35 PSI in under 9 min (with an 18mm cylinder and 15mm stroke) Continuous Working Time: About 40 minutes under no load Pressure Gauge: Digital pressure gauge with ±1.5 PSI accuracy and LED light functions (illumination, warning, flashing) USB Interface Type: Type-C Charging Time: 3~4 hours Hose Length (Exposed): 350±10mm (all-black internal braided hose with threaded connector) Operating Temperature Range: -10℃~ +60℃ Inflates a 225/60R17 tire from 0 to 2.5 Bar: