Happyrun Smart Portable Electric Air Pump & Digital Cordless Tire Inflator

Smart Micro-Compressor Performance for Modern Riders Maintaining optimal tire pressure is critical for ride safety, tire longevity, and maximizing your electric bike’s battery range. The Happyrun Portable Electric Air Pump shrinks heavy garage compressor power into a streamlined, handheld chassis that slips cleanly into a backpack, frame bag, or glove compartment. Driven by a high-torque internal motor and a structural alloy cylinder, this pump effortlessly achieves pressures up to 150 PSI, making quick roadside top-offs or completely fresh inner-tube fills fast and painless.

Precision Real-Time Digital Pressure Sensing No more guessing or squeezing the tire tread to estimate inflation. Equipped with an intelligent, integrated digital pressure sensor chip, this smart inflator instantly reads your current tire pressure the moment you connect the hose. Use the intuitive interface to cycle between 4 preset smart modes (Bike, Motorcycle, Car, Ball) or dial in a custom target pressure. Once the pump hits your exact preset value, its automatic shut-off mechanism triggers instantly, eliminating any risk of over-inflation or burst tubes.

Heavy-Duty Battery & Integrated Emergency Utility Engineered for reliable backcountry performance, this cordless inflator is packed with a high-capacity, rechargeable lithium battery pack capable of topping off multiple large-volume e-bike fat tires on a single charge. It charges quickly via a universal USB Type-C port and pulls double duty as an emergency power bank to juice up your phone or GPS device mid-ride. Complete with a bright, built-in LED flashlight for night visibility and a dedicated SOS strobe feature, it stands as the ultimate emergency companion for any commute or trail adventure.

HARDWARE SPECIFICATIONS & PERFORMANCE PROFILE

• Pressure Range Capacity: 3 to 150 PSI / 0.2 to 10.3 BAR

• Pressure Measurement Accuracy: High-precision ±1 PSI real-time digital monitoring

• Battery Configuration: Premium Rechargeable Lithium-Ion Battery Pack

• Charging Interface: Universal USB Type-C Input (Cable included)

• Display Unit Layout: Large Backlit LCD Multi-Data Screen (Displays real-time PSI, target PSI, mode, and battery levels)

• Measurement Metrics: Selectable toggle between PSI, BAR, KPA, and KG/CM²

• Emergency Utilities: High-output integrated LED flashlight with Standard Beam and SOS Emergency Flashing modes

• Thermal Protection: Internal high-speed cooling fan with optimized multi-slotted heat-dissipation casing

📦 What’s Included in the Box

• 1x Smart Portable Electric Air Pump

• 1x High-Pressure Flexible Air Hose (Schrader Thread Pre-installed)

• 1x Brass Presta Valve Adapter

• 1x Specialized Sports Ball Inflation Needle

• 2x Plastic Inflatable Cone Nozzles (For swim rings/air mattresses)

• 1x USB Type-C Charging Cable

• 1x Weather-Resistant Velvet Protective Storage Bag