Mojimdo DM71J3 Rechargeable SUP Pump, up to 20 PSI

The Mojimdo DM71J3 is a rechargeable electric pump for SUPs and other inflatables, with adjustable pressure settings, automatic shut-off and inflation and deflation modes. Its advertised dual-stage flow and compact listed dimensions suit trips where a battery-powered pump is useful, though customer feedback reports mixed experiences with speed and reliability.

At a glance

Adjustable custom pressure is advertised from 1 to 20 PSI, with presets for SUPs, tents and pool floats.
Listing describes a two-stage inflation cycle, starting at 400L/min and shifting to 100L/min near the target pressure.
Automatic shut-off is claimed at the selected pressure. Deflation mode is also listed.
Rechargeable battery operation is accompanied by a claimed 12V car/home adapter, hose, six nozzles, charging cable and travel bag.

Price

$135.99Save 20%

Reference price: ~~$169.99~~

Price checked: 14 Nov 2026

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Pros and cons

Pros

Inflation and deflation modes cover a range of inflatable gear, including SUPs, kayaks, tents and floats.
Preset and custom pressure settings provide options for different inflatables.
The listing claims automatic shut-off at the target pressure, reducing the need to monitor the pump continuously.

Cons

Customer feedback is mixed on pumping speed, so the advertised rapid inflation should not be treated as a guaranteed real-world result.
Reports of reliability are mixed, including feedback that some units stopped working.

Technical specifications

13 specifications

Identity
Brand	Mojimdo
Model	DM71J3

Pressure and operation
Maximum pressure	20 Pound per Square Inch
Operation mode	Automatic
Air flow capacity	340 Liters Per Minute
Hose length	43 Inches

Power and battery
Power configuration	Battery Powered
Battery type	Lithium-ion
Connector type	DC power jack

Dimensions and materials
Dimensions listed	15.2L x 7.6W x 17.8H centimetres
Weight listed	2.02 Kilograms
Material listed	Plastic
Colour	Orange

What to know before buying

Listing details to confirm

Listing details are inconsistent: the specifications give 340 Liters Per Minute, while feature copy describes 400L/min initially and 100L/min in precision mode. Dimensions and weight also differ between the details and promotional text, and the claimed 12V car/home adapter conflicts with the title's DC 12V car connector wording. Confirm the configuration and figures on the selected listing. The listing also says to charge via the included USB-A to USB-C cable connected to the USB-C input, using a standard 5V/2A charger.

Who is it for?

A good fit for

SUP owners who want a rechargeable pump with adjustable pressure and automatic shut-off.
People inflating different kinds of gear who can make use of deflation and preset modes.
Buyers who value a claimed portable kit with a hose, multiple nozzles and travel bag, subject to checking the selected listing.

Less suited to

Buyers who need independently confirmed inflation times, battery capacity or a consistently reliable unit.
People who need settled dimensions, weight or power-connection details without checking the listing configuration.

Mojimdo DM71J3 Rechargeable SUP Pump, up to 20 PSI · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 862 ratings

5 stars74%74%
4 stars11%11%
3 stars5%5%
2 stars3%3%
1 star7%7%

Customer feedback is broadly favourable on inflation, battery life and versatility, with some customers reporting that a full charge inflated two 11-inch boards to 16 PSI. Others describe the pump as slow, and reliability experiences are mixed, including reports of units stopping work. The positive feedback is relevant to the rechargeable design and multi-inflatable use, but does not resolve the inconsistent listing flow figures or guarantee performance for a particular board.

Positive themes

Feedback highlights inflation performance, battery life and versatility.

Mixed feedback

Customers differ on pumping speed, with reports ranging from fast to slow.
Reliability feedback is mixed, including reports of some units stopping work.

Frequently asked questions

What pressure can the Mojimdo DM71J3 pump reach?

The listing gives a maximum of 20 PSI and describes custom settings from 1 to 20 PSI. It also lists presets for SUPs, tents and pool floats.

Does it inflate and deflate?

Yes. The listing describes both inflation and deflation modes. Check valve compatibility for your specific inflatable before buying.

What is included?

Promotional copy claims a charging cable, 12V car/home adapter, 43-inch hose, six nozzles and a travel bag. No explicit package inventory is supplied, and the power-connection wording is inconsistent, so confirm the selected listing.

How fast does it inflate a paddle board?

The listing gives differing flow figures and advertises approximately 7–9 minutes for a 12-foot SUP. Customer feedback is mixed on speed, so actual times may vary.