Brand · Battery Banks
FlexTail battery banks
We list 3 FlexTail battery banks, from 5000 to 10000 mAh and 0.2 lb to 0.3 lb. The lightest is the Zero Power 5,000C at 0.2 lb, and prices start at $28.99.
By Everyday LoadoutData checked www.flextail.comAbout FlexTail
- Battery banks listed
- 3
- Capacity range
- 5000 to 10000 mAh
- Weight range
- 0.2 lb to 0.3 lb
- Price range
- $28.99 to $34.99
At a glance
Side-by-side specs
| Battery bank | Capacity | Weight | Output | Ports | Wireless | From |
|---|---|---|---|---|---|---|
| FlexTail Zero Power 5,000C | 5,000 mAh | 0.2 lb · 85 g | — | — | — | $33.99 |
| FlexTail Zero Power Metal 5000M | 5,000 mAh | 0.2 lb · 102 g | — | — | — | $34.99 |
| FlexTail Zero Power 10,000C | 10,000 mAh | 0.3 lb · 145 g | 22.5 W | — | — | $28.99 |
Image not availableThe FlexTail Zero Power 5,000C is a 5,000 mAh, 0.19 lb battery bank. It's rated 18.5 Wh and it recharges fully in 2 hours at 20 W.
It's the lightest of the 3 battery banks here, 60 g lighter than the heaviest. Worth knowing: sold by one retailer we track (FlexTail store).
- Capacity
- 5,000 mAh
- Energy
- 18.5 Wh
- Weight
- 0.2 lb · 85 g
- Max output
- Not published
- Ports
- Not published
- Recharge
- 20 W
$33.99at FlexTail store
Check price for the FlexTail Zero Power 5,000C at FlexTail store (opens in new tab)Full specs and sources for the FlexTail Zero Power 5,000CLowest in-stock price as of Oct 25, 2026.
Stands out
- Under the 100 Wh airline limit
Worth knowing
- Sold by one retailer we track (FlexTail store)
Image not availableThe FlexTail Zero Power Metal 5000M is a 5,000 mAh, 0.22 lb battery bank.
It's the second lightest of the 3 battery banks here and the most expensive here at $34.99. Worth knowing: sold by one retailer we track (FlexTail store).
- Capacity
- 5,000 mAh
- Energy
- Not published
- Weight
- 0.2 lb · 102 g
- Max output
- Not published
- Ports
- Not published
- Recharge
- Not published
$34.99at FlexTail store
Check price for the FlexTail Zero Power Metal 5000M at FlexTail store (opens in new tab)Full specs and sources for the FlexTail Zero Power Metal 5000MLowest in-stock price as of Oct 25, 2026.
Stands out
- Magnetic attachment
Worth knowing
- Sold by one retailer we track (FlexTail store)
Image not availableThe FlexTail Zero Power 10,000C is a 10,000 mAh, 0.32 lb battery bank with 22.5 W max output. It's rated 38.7 Wh.
At 0.3 lb it's the heaviest of the 3 battery banks here and the least expensive here at $28.99. Worth knowing: heaviest battery bank in this list.
- Capacity
- 10,000 mAh
- Energy
- 38.7 Wh
- Weight
- 0.3 lb · 145 g
- Max output
- 22.5 W
- Ports
- Not published
- Recharge
- 18 W
$28.99was $32.99at FlexTail store
Lowest in-stock price as of Oct 25, 2026.
Stands out
- IPX4 rated
- Under the 100 Wh airline limit
Worth knowing
- Heaviest battery bank in this list
- Sold by one retailer we track (FlexTail store)
Questions, answered from the data
What are the lightest FlexTail battery banks?
The FlexTail Zero Power 5,000C is the lightest at 0.2 lb (85 g), by manufacturer spec.
What's the cheapest option?
The FlexTail Zero Power 10,000C, with a lowest in-stock price of $28.99 this week.
Which can I take on a plane?
The FlexTail Zero Power 5,000C and the FlexTail Zero Power 10,000C are rated under 100 Wh, the limit for carry-on batteries without airline approval. Spare batteries can't go in checked bags. The others here don’t publish a Wh rating.
About this list
This page includes every FlexTail battery bank in our database, ordered by capacity. “At a glance” picks compare these battery banks with each other only. To compare across brands, use the battery bank search.
Specs come from FlexTail’s product pages unless marked otherwise, and every value links to its source on the product page. Prices are the lowest in-stock price we found on Oct 25, 2026. This is a spec comparison, not a hands-on review. Read our methodology.