The TOPUMP TB2 PRO is a compact, lightweight electric mini pump praised for its portability, ease of use, and value. It performs well for inflating bike tires, especially MTB and gravel, but has limitations reaching its advertised 120 PSI, with some units stopping around 75 PSI. Battery life supports multiple inflations per charge, making it a practical alternative to CO2 pumps.
Pros
- Fast inflation: 49 seconds from 0 to 50 PSI, about one minute for a 28-inch tire.12
- Accurate pressure gauge (matches app reading) and allows precise pressure setting via display.12
- Compact and lightweight (124-130g), fits in jersey pocket or saddlebag.132
- Battery life allows multiple inflations per charge (3-5 tires depending on size/pressure).123
- Works with both Schrader and Presta valves; includes hose and adapters.23
- Quieter than most competitors at 92 dB.1
- Good value for money compared to branded electric pumps.12
- Comes with a waterproof bag and accessories.1
Cons
- Fails to reach advertised 120 PSI in some tests; stops at about 75 PSI, making it unreliable for road bike tires that need higher pressure.4
- Not waterproof (though a waterproof bag is included).1
- Battery runtime is limited; needs recharging after each use for consistent performance.12
- Display and controls are on the opposite side of the valve, requiring a different holding orientation.1
- Gets quite hot during use.1
- Noisy (all pumps in test were 90-100 dB range).1
- Price may be relatively high in some regions (e.g., R$220 plus taxes in Brazil).3
Key Facts
- Advertised max pressure 120 PSI, but tested units only reached ~75 PSI (5.2 bar) in one review; another review confirmed 120 PSI capability.43
- Weight varies between 124g and 130g across sources.13
- Battery capacity is 450mAh, with 4-5 inflations from 0 to 50 PSI per charge or 3-4 MTB tires/2-3 road tires from zero.13
- Inflation time: 49 seconds from 0 to 50 PSI (one source), about one minute for a 28-inch tire (another source).12
- Includes a display with pressure gauge, plus/minus buttons for precise pressure setting, and can switch between Bar and PSI.12
- Comes with a hose that screws onto the valve, adapters, and a waterproof bag (though the pump itself is not waterproof).13
- Price range: £15-£25 (UK), €30-40 (EU), R$220+tax (Brazil), $23 on sale (US).1235
Sources
- 1David Arthur - Just Ride Bikes2 sources
- 2JULEZ | CYCLING3 sources
- 3Minha Bike Life StyleCOMPREI 4 ITENS DE CICLISMO NO ALIEXPRESS QUE VALEM A PENA
- 4Olafs Pedal & PerspektiveElektrische Fahrradpumpe im Test: 8 von 10 Mini Pumpen brechen ihr Versprechen
- 5SillyMochi on Chinertown[...] But before we are getting severely off-topic: I am using this mini pum...
Reviews & Ratings
21:11The reviewer tested the TOPUMP TB2 PRO Mini Portable Electric Pump and found that it fails to reach its advertised 120 PSI, stopping at around 75 PSI in every attempt, even with a second unit. It performs well for lower pressures like mountain bike tires, but is not recommended for road bike use.
18:33The reviewer discusses the TOPUMP TB2 PRO Mini Portable Electric Pump, highlighting its compact size, 120 PSI maximum pressure, and battery life. He mentions that it is efficient for inflating mountain bike, road bike, and gravel tires, and that it comes with a display showing PSI. He notes that it is not suitable for tires requiring more than 120 PSI. He also mentions that the pump is practical and fast, and he plans to do a full review in the future.
16:39The reviewer highly recommends the TOPUMP TB2 PRO Electric Mini Portable Pump, noting it is a very good electric mini pump that has never disappointed. They suggest choosing the version with a display for precise pressure setting. It can pump a 28-inch tire up to three times per charge and inflates a tire in about a minute. The price ranges between 30 and 40 euros.
12:21The reviewer describes the TOPUMP TB2 PRO as a really awesome, portable electric bicycle pump that can be carried in a jersey pocket and works effortlessly.
16:07The reviewer briefly mentions the TOPUMP TB2 PRO Mini Portable Electric Pump for Bike Cordless Tire Inflator 120PSI Max 450mAh Battery with Screen Fast Charging but does not provide detailed analysis.
09:28The reviewer tests five budget electric inflator pumps from AliExpress, including the TOPUMP TB2 PRO. They find it to be the overall winner, praising its speed, accuracy, quietness, ergonomics, and included waterproof bag. It inflates a tire from 0 to 50 PSI in 49 seconds (3 seconds slower than the fastest), is the most accurate (matches app reading), and operates at 92 dB (quieter than most). The reviewer notes that the display and controls are on the opposite side of the valve, requiring a different holding orientation, but considers this a minor adaptation. They recommend it as a reliable alternative to expensive brands.
10:43The reviewer discusses the TOPUMP TB2 PRO electric pump, highlighting its small size, lightweight design, built-in pressure gauge, and ease of use. They note its limited battery runtime and lack of waterproofing.
10:28The TOPUMP TB2 PRO Mini Portable Electric Pump for Bike Cordless Tire Inflator 120PSI Max 450mAh Battery with Screen Fast Charging is not mentioned in this video.
Use this, no issues or limitations that I've found yet, used to pump up 29x2.6 tyres to 30psi, inflates road tyres no problem.
[...] But before we are getting severely off-topic: I am using this mini pump since a few months. So far, very good results. It's just small and lightweight enough to fit in my mini saddle bag. Can pump ~3x 28mm tire to 65psi before it runs out of battery. Got it on sale for $23 back then. Prices are roughly the same (no sale currently), so might be still a good deal if someone is looking to replace their CO2 pumps.
TOPUMP TB2 PRO Mini Portable Electric Pump for Bike Cordless Tire Inflator 120PSI Max 450mAh Battery with Screen Fast Charging
https://www.aliexpress.com/item/1005007274254758.html
Where to Buy
TOPUMP TB2 PRO Mini tragbare elektrische Pumpe für Fahrrad, kabelloser Reifenfüller, 120 PSI, max. 450 mAh Akku mit Bildschirm, schnelles Aufladen - AliExpress 18
TOPUMP TB2 PRO Mini Portable Electric Pump for Bike Cordless Tire Inflator 120PSI Max 450mAh Battery with Screen Fast Charging
TOPUMP TB2 PRO Elektrische tragbare Mini-Pumpe für Fahrrad, kabelloser Reifenfüller, 120 PSI, max. 450 mAh Akku mit Display, schnelles Aufladen - AliExpress 18
TOPUMP TB2 PRO Elektrische tragbare Mini-Pumpe für Fahrrad, kabelloser Reifenfüller, 120 PSI, max. 450 mAh Akku mit Display, schnelles Aufladen - AliExpress 18
Specifications
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