KIN PUMP Lightweight Air Pump Ultra Energy Saving World's Lightest

Selling KIN PUMP lightweight air pump, ultra energy-saving, world's lightest, due to organizing outdoor gear. Everything shown in the photos is included. Immediate purchase without comment is welcome.

Purchased in September 2025 for 6,380 yen on Makuake.

I tried using it at home after purchasing, but decided to sell it as it didn't suit my style. The features of this gear are as follows:
- Ultra-lightweight at only 5 grams
- Two-stage airflow control (high-speed/low-speed modes)
- Low speed can be used late at night or in mountain huts (53dB, similar to a laptop fan)
- High speed allows for quick use (75dB, similar to a washing machine)
- Can inflate sleeping mats in 30-90 seconds depending on size in high-speed mode
- Dedicated adapters are provided to fit the air inlets of 95% of commercially available sleeping mat brands
- With a 10,000mAh mobile battery, it can inflate sleeping mats approximately 500 times

The following are limitations:
- Not compatible with deflating vacuum-sealed bags or mats
- Not compatible with equipment requiring high pressure, such as inflatable tents, basketballs, or SUP boards

Specifications are as follows:
- Size: 35 × 35 × 21mm
- Weight: 5g
- Rated voltage: 5V
- Operating temperature range: -20 to 40℃
- Material: Nylon carbon fiber ring plastic, metal parts

Will be shipped using recycled packaging materials.

Please consider purchasing if you understand that this is a pre-owned item stored at home.

#ultralight
#mountaineering
#solocamping
#airpump