1. ABS material, process-level design, dustproof, shock-absorbing, sturdy and durable 2. Light illumination design, not afraid of inflating at night or encountering special circumstances 3. High-capacity battery, can be recharged over and over again 4. Abrasion-resistant nylon braided inflatable tube, anti-freezing, no breakage, explosion-proof and high temperature resistant 5. Wireless and compact, can be put anywhere, easy to store and carry 6. Pure copper motor, strong power, fast inflation 7. Thickened pure copper coil, higher speed and better heat dissipation Parameters: 1. Material: ABS + motor 2. Voltage: 8.4V 3. Current: 15A 4. Function: inflatepressure measurementlightingautomatic filling and stopping 5. Inflating time: about 5 minutes (195 size tire empty to full) 6. Gas flow: 40Lmin 7. Battery capacity: 2000mAh x 2 8. Charging time: 3-4 hours 9. Continuity time: 20-30 minutes 10. Size: 21 x 18 x 5cm Packing list: - Inflatable pump x 1 - Air nozzle x 3 - Instruction manual x 1 - Charging cable x 1 (wireless models only)