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Black rectangular rugged power bank with carabiner loop and flashlight, 6.69 x 3.15 x .79 inches, 1.3 LB

Techsmarter

Techsmarter TSB9201 30000mAh 45W rugged waterproof power bank

SKU CH-1VHV-HA99V MPN TSB9201

Rugged 30000 mAh power bank with IP66 waterproofing, 45 W USB-C PD output, four-device charging, pass-through support and a four-mode flashlight

  • Total capacity30,000 mAh
  • Compatible phone brandsUniversal
  • Compatible phone modelsUniversal
  • Voltage20 V
  • Output type45 W
  • Input45 W
  • IP66 waterproof, dustproof and shockproof for outdoor durability
  • 45 W USB-C PD fast-charges laptops and phones
  • 30000 mAh capacity powers a smartphone up to 10 times
  • Four LED flashlight modes including SOS for emergencies
  • Pass-through charging replenishes the bank while powering devices

Built for outdoor power

The Techsmarter TSB9201 is a 30000mAh rugged power bank rated IP66 for water, dust and shock resistance. It delivers up to 45W through its USB-C PD port and includes an 18W USB-A port plus a second USB-C output. A built-in flashlight offers high, low, strobe and SOS modes. Carabiners let you clip it to a pack for hands-free carry.

Limits of the 45W PD interface

The single USB-C port tops out at 45W input and output, so larger laptops that need more power will charge slowly or not at all. Pass-through charging is supported but total throughput is capped at the same 45W limit. The 20V rail is fixed; devices that only accept lower voltages must negotiate down. Four simultaneous devices share the combined budget, reducing per-port speed.

Install notes and common issues

No driver or software setup is required; plug a compatible cable into the USB-C PD port for fastest recharge. The included 4-in-1 cable covers most common connectors. Users sometimes forget to press the power button to activate output after connecting a device. The flashlight cycles through modes with repeated presses — accidental activation in a bag can drain capacity. The unit weighs 1.3 LB, so verify pack load limits before long hikes.

How it compares

Measured against everything we stock in Portable Chargers & Battery Packs, at today’s prices. Recalculated every night.

Price $63.99
Pricier than about 90% of the 1,307 comparable items (median $36.99).

Specifications

Product
Brand nameTechsmarter
Model nameTSB9201
Part numberTSB9201
Total capacity30,000 mAh
Product typePortable Battery
Product colorBlack
Ports & slots
Output type45 W
Input45 W
Power
Voltage20 V
Size & build
Measurements6.69 × 3.15 × 0.79 in
Product weight1.3 lb (0.59 kg)
Compatibility
Compatible phone brandsUniversal
Compatible phone modelsUniversal

Questions about this item

Is the 30000 mAh capacity enough for a week of camping with a phone and tablet?

The 30000 mAh battery can charge most smartphones about 10 times and an iPad roughly 4 times, so it should cover a full week for both devices.

What does the 45 W output mean when I plug in a laptop?

The 45 W USB-C PD port can fast-charge compatible laptops such as MacBook Air/Pro, Dell XPS or Chromebooks at their maximum supported speed.

Does the USB-C port support 45 W input as well as output?

Yes, the USB-C port handles 45 W input for recharging the power bank and 45 W output for charging devices, and it works with pass-through charging.

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