---
title: "Dark Energy Power Bank — $167K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/cell-phones-accessories/dark-energy-power-bank"
last_updated: "2026-08-09T10:09:15.504Z"
locale: en
meta:
description: "Niche score 40/100 · $167K/yr market · 60K searches/yr · $118.67 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 40/100 · $167K/yr market · 60K searches/yr · $118.67 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Dark Energy Power Bank — $167K/yr Amazon US Niche (2026) - Flapen"
---
# **dark energy power bank**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 35Growth 30Conversion 29Competition 11Returns 87Price range 25Avg price 69Brand share 0Review moat 86Quality gap 84
**Returns**
**Great****1.4%**
return rate — above 5% kills the launch gate
**Review moat**
**Great****275.13**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Good****$118.67**
avg listing price — sweet spot $15–$100
**Market size**
**Okay****$167K**
$167K/yr · 60K searches
**Growth**
**Okay****+4.1%**
90-day search growth — must beat 0% to launch
**Conversion**
**Okay****2.4%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Okay****$56.24–$231.45**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Bad****87%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50") [** Out of Stock**](https://flapen.com/research/niches?market=us&signal=out_of_stock "OOS rate > 10%")
According to Flapen's Amazon United States niche tracking, dark energy power bank is a $167K/yr Amazon United States market (60K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 40/100.
Data updated Jul 6, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **dark energy power bank market data**
- **Units sold / yr**
- **1K–1K**
- avg 100–250/product
- **Revenue / yr**
- **$119K–$148K**
- units × avg price
- **Conversion rate**
- **2.4%**
- **Avg BSR**
- **#771**
- **Page quality**
- **0%**
- **Prime**
- **25%**
- **Sponsored**
- **100%**
- **Out of stock**
- **9.2%**
- **Avg brand age**
- **32 months**
- **Avg seller age**
- **165 days**
## **Competition & brand share**
The top 5 products capture 87% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**3 **▼falling
**Sellers**
**11**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**87%**
Top 20: 100%
**Open market**
**0%**
- Dark Energy90% - Certified Brands5% - エレコム(ELECOM)5% - Open — no brand owns it (0%)
## **Demand**
Weekly Amazon search volume, last 24 weeks — +4.1% search growth over the last 90 days.
2K1KSpike '26Jan '26Feb '26Mar '26Apr '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/us/cell-phones-accessories/dark-energy-power-bank/trend)
## **Top dark energy power bank search terms**
- **dark energy power bank**29K/yr+3.9%1.6% conv. - **dark energy**19K/yr-11.1%0.3% conv. - **dark energy poseidon pro**7K/yr+70.6%1.3% conv. - **poseidon pro power bank**3K/yr+36.7%2.7% conv. - **poseidon pro battery pack**2K/yr-97.9%0.0% conv. [**All search terms **](https://flapen.com/research/us/cell-phones-accessories/dark-energy-power-bank/search-terms)
## **Top dark energy power bank products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%15%$25K30%$50K45%$75K60%$100K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 8 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Dark Energy Poseidon Pro Indestructible Portable Charger | 10 000 mAh High Capacity | Fast Charging USB-C and USB-A Ports Ultra-Durable Armor Flex IP68 Waterproof Made for Adventures Off The Grid**Dark Energy**$109.63**4.1★98 rev](https://www.amazon.com/dp/B00IJFZ5P8) [2**Dark Energy Poseidon Pro Indestructible Portable Charger | Fast Charging USB-C Ports Ultra-Durable Armor Flex 10 000 mAh Waterproof for Outdoor Survival & Emergency Supplies**Dark Energy**$109.74**4.1★98 rev](https://www.amazon.com/dp/B0FB6PD6WY) [3**Dark Energy Poseidon Nano Portable Charger | 3 000mAh | Wireless Pocket-Sized Rugged Power Bank Compatible with MagSafe with Additional Fast Charging 12W USB-C Output**Dark Energy**$56.65**3.9★80 rev](https://www.amazon.com/dp/B0D4SKCC5H) [4**Dark Energy Poseidon XL Indestructible Portable Charger | 27 000 mAh High Capacity Power Bank | Fast Charging USB-C and USB-A Ports IP68 Waterproof Made for Outdoor Adventures Off The Grid**Dark Energy**$231.45**0.0★0 rev](https://www.amazon.com/dp/B0G16Z9NRB) [5**Dark Energy Poseidon Nano Portable Charger | 3 000mAh | Wireless Pocket-Sized Rugged Power Bank Compatible with MagSafe with Additional Fast Charging 12W USB-C Output**Dark Energy**$56.24**3.9★80 rev](https://www.amazon.com/dp/B0FN9CMBR9)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Dark Energy Poseidon XL Indestructible Portable Charger | 27 000 mAh High Capacity Power Bank | Fast Charging USB-C and USB-A Ports IP68 Waterproof Made for Outdoor Adventures Off The Grid**Dark Energy**$231.45**0 rev8mo ago](https://www.amazon.com/dp/B0G16Z9NRB) [**Dark Energy Poseidon Nano Portable Charger | 3 000mAh | Wireless Pocket-Sized Rugged Power Bank Compatible with MagSafe with Additional Fast Charging 12W USB-C Output**Dark Energy**$56.24**80 rev10mo ago](https://www.amazon.com/dp/B0FN9CMBR9) [**Dark Energy Poseidon Pro Indestructible Portable Charger | Fast Charging USB-C Ports Ultra-Durable Armor Flex 10 000 mAh Waterproof for Outdoor Survival & Emergency Supplies**Dark Energy**$103.81**98 rev1y ago](https://www.amazon.com/dp/B0FFJYBDTW) [**Dark Energy Poseidon Pro Indestructible Portable Charger | Fast Charging USB-C Ports Ultra-Durable Armor Flex 10 000 mAh Waterproof for Outdoor Survival & Emergency Supplies**Dark Energy**$109.74**98 rev1y ago](https://www.amazon.com/dp/B0FB6PD6WY) [**Dark Energy Poseidon Pro Indestructible Portable Charger with Spectre 8W Solar Panel | USB-A and USB-C Ultra-Durable Armorflex Ultra-Lite Flexible Panels | Signature Series Plugs Hi-Vis Orange**Certified Brands**$219.25**3 rev1y ago](https://www.amazon.com/dp/B0DK7VRDPG)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Dark Energy Poseidon Pro Indestructible Portable Charger | Fast Charging USB-C Ports Ultra-Durable Armor Flex 10 000 mAh Waterproof for Outdoor Survival & Emergency Supplies**Dark Energy**$103.81**4.1★**▲ 185%**](https://www.amazon.com/dp/B0FFJYBDTW) [**Dark Energy Poseidon XL Indestructible Portable Charger | 27 000 mAh High Capacity Power Bank | Fast Charging USB-C and USB-A Ports IP68 Waterproof Made for Outdoor Adventures Off The Grid**Dark Energy**$231.45**0.0★**▲ 184%**](https://www.amazon.com/dp/B0G16Z9NRB) [**Dark Energy Poseidon Pro Indestructible Portable Charger with Spectre 8W Solar Panel | USB-A and USB-C Ultra-Durable Armorflex Ultra-Lite Flexible Panels | Signature Series Plugs Hi-Vis Orange**Certified Brands**$219.25**4.6★**▲ 37%**](https://www.amazon.com/dp/B0DK7VRDPG) [**ELECOM NESTOUT Rugged Power Bank 15000mAh Outdoor Charger 32W USB C Fast Charging PD Waterproof IP67 Heavy Duty Shockproof Tactical Battery Pack for iPhone Tablet Hiking Camping Survival (Beige)**エレコム(ELECOM)**$62.60**4.5★**— 10%**](https://www.amazon.com/dp/B0BX364B54) [**Dark Energy Poseidon Pro Indestructible Portable Charger | Fast Charging USB-C Ports Ultra-Durable Armor Flex 10 000 mAh Waterproof for Outdoor Survival & Emergency Supplies**Dark Energy**$109.74**4.1★**— 3%**](https://www.amazon.com/dp/B0FB6PD6WY)
**~~View all trending →~~**
## **What buyers say about dark energy power bank**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Charging**22%
*“Good charger”*
**Battery Life**7%
*“The battery life is great”*
**Design-Overall**7%
*“Great design”*
**Quality-Overall**7%
*“good quality”*
**Strength**7%
*“Solid construction”*
**Advertised Vs Actual Product**6%
*“It is exactly as advertised”*
**Durability**6%
*“Super durable”*
**Water Resistance**6%
*“waterproof”*
**Value For Money**5%
*“Well worth it”*
**Size-Overall**3%
*“this fit the bill”*
### **What buyers complain about **
**Charging**28%
*“It takes longer to charge than it lasts charging other things”*
**Durability**12%
*“Works for all of two weeks then dies”*
**Quality-Overall**4%
*“Nestout junk”*
**Instructions/User Manual/Troubleshooting**4%
*“Zero instructions”*
**Weight Heavy**3%
*“It is bulky”*
**Functionality-Overall**3%
*“nothing worked”*
**Value For Money**3%
*“Seems a little expensive”*
**Touch/Button Controls**3%
*“Button stuck, linghly used”*
**Size-Overall**3%
*“It is bulky”*
**Connectivity-Overall**2%
*“it would not connect to either phone so I am not impressed”*
### **Top return reasons **
**Charging**43%
**Weight Heavy**12%
**Size-Overall**11%
**Battery Life**5%
**Value For Money**5%
**Defective Material/Parts**4%
**Compatibility-Overall**4%
**Functionality-Overall**4%
**Socket/Port/Plug**2%
**Advertised Vs Actual Product**2%
## **Common questions**
- **Is dark energy power bank profitable to sell on Amazon United States?**
- The niche generates $167K/yr across 8 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is +4.1%. Flapen's verdict: Skip it (40/100).
- **How competitive is the dark energy power bank niche?**
- 3 brands and 11 sellers compete. The top 5 products take 87% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in dark energy power bank?**
- Top complaints mined from reviews: Charging, Durability, Quality-Overall. The return rate is 1.4%.
- **What does it cost to enter the dark energy power bank niche?**
- Listings span $56.24–$231.45; the average listing price is $118.67 (sweet spot $15–$100). The average incumbent carries 275 reviews — the moat a new listing must climb.
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