Cordless Digital Tire Inflator Air Pump with LED Light and Power Bank

You crouch by the front tire in a cold car park, thumb the hose onto the valve, and watch a number climb instead of guessing.

A soft tire announces itself at the worst hour. A warning light on the way to work, a forecourt air line six kilometres away with two cars already queuing, and no coin in the door pocket. This pump is 550 grams and 9 x 7.2 x 14.8 centimetres, so it lives in that door pocket, and it runs off its own 4000mAh lithium pack. There is no cord to a wall socket while you work and nothing to feed with change.

The body is ABS with a vent panel down one flank and a lit digital screen across the front. The screen carries two figures at once: what the tire reads right now, and the pressure you have asked for. Under it sits a control ring with power in the middle, M to step through the modes, plus and minus to dial your number, and a button for the lamp. A 20 cm hose screws onto the air outlet at the top, and a Type-C port charges the pack at 5V in two to three hours.

Key Benefits

• Set the figure, let it stop itself. Dial your target with plus and minus, press start, and the pump cuts out when the tire reaches it. You are not crouched over a gauge doing arithmetic in the cold.
• The reading is on the front, not in your head. Live pressure sits above your preset, and the screen switches between PSI, BAR, KPA and kg per cm2, so you can match whatever unit is printed on your door placard.
• One button steps through the jobs. M cycles the modes the maker prints across the top of the screen: car, motorcycle, bicycle and ball.
• It is a piston pump, not a bellows. A 17 mm cylinder and an 80W motor moving 25 litres a minute on the maker's sheet. That is a tool for tires and balls, not for an airbed or a pool ring.
• The pack works both ways. A USB output turns it into a power bank for a phone, and the screen shows IN and OUT so you can see which direction the current is going.
• A lamp beside the outlet. An LED sits next to the air port, which matters because a flat is usually found in the dark.

Best for: drivers who keep a car and a couple of bikes on the road and would rather top up a tire on their own driveway on a Sunday than queue at a forecourt. Also for the parent who reinflates a football before the match rather than after it.

Why It Works

The useful part is not the motor, it is the sensor talking to the motor. Most cheap inflators run until you decide to stop them, which means you overshoot, bleed air back out and overshoot again. Here the screen holds your preset next to the live reading and the pump ends the job on the number, so the tire that reads 26 gets to 32 without you touching it. The maker fits a pressure sensor that keeps your preset beside the live reading and shuts the motor off on the number. It presets, it reads and it stops, which is the whole reason you buy a digital inflator over a dumb one.

Quick Product Facts: 80W motor; 17 mm cylinder; 4000mAh lithium pack (2000mAh x2); Type-C charging at 5V, 2 to 3 hours; 25 litres per minute of airflow on the maker's written sheet; 20 cm hose; ABS body; 9 x 7.2 x 14.8 cm; 550 g; digital screen in PSI, BAR, KPA and kg per cm2; LED lamp; USB power bank output; preset pressure with automatic stop.

How It Fits Your Routine

Give it a first Saturday. Charge the pack, then walk the car with the tires cold and read all four before you add anything. Most people find one sitting three or four PSI under the placard figure and had no idea. Set the number, let each corner stop itself, and the whole round takes less time than the drive to the forecourt.

After that it becomes a ten second job. The brass french valve in the kit screws on for a road bike, the cone nozzles handle a football or a beach toy, and the hose goes back on the body between uses. Balls and bike tires take almost nothing out of the pack, so a single charge covers a season of them.

Charging is the only upkeep. Plug the Type-C cable in every couple of months whether or not you have used it, the same way you would a torch in a glovebox, so the pack is full on the morning you actually need it. The screen shows the pack level on the left, so you are never guessing at that either.

FAQ

What actually comes in the box? The maker's own packing panel for the lithium version lists the pump, a colour box, a french valve, three air nozzles, the hose, an instruction book and a Type-C cable, and every photograph on this page shows exactly that kit. The packing panel and the photographs agree on that full set, so that is what we list and what ships.

What can it inflate? It is built for the everyday jobs: car and motorcycle tires, bicycle tires and sports balls, each on its own mode from the M button. Set your target pressure from the door placard or the sidewall, press start, and it fills to that number and stops. On the sheet it moves 25 litres of air a minute, which is why a cold car tire tops up in a couple of minutes.

Does it charge wirelessly? No. One of the maker's panels is headed wireless charging, but that is a translation of cordless: it means no cord to a wall socket while you are pumping. The pack itself charges from the Type-C port with a cable, at 5V, in two to three hours.

How long does a charge last? The maker rates it at around 30 minutes of running, enough for two 195/65 R15 car tires on a single charge, from a 4000mAh lithium pack built as two 2000mAh cells. Since balls and bike tires draw so little, a charge covers a whole season of those.