---
title: "Bl-5c Battery 3.7v Rechargeable — $50K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/bl-5c-battery-3-7v-rechargeable"
last_updated: "2026-08-07T10:00:30.750Z"
locale: en
meta:
description: "Niche score 48/100 · $50K/yr market · 42K searches/yr · $10.95 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 48/100 · $50K/yr market · 42K searches/yr · $10.95 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Bl-5c Battery 3.7v Rechargeable — $50K/yr Amazon US Niche (2026) - Flapen"
---
# **bl-5c battery 3.7v rechargeable**
**Skip it**
A small market ($50K/yr) — this niche doesn't clear our bar today.
Market size 13Growth 32Conversion 90Competition 47Returns 75Price range 31Avg price 41Brand share 61Review moat 84Quality gap 38
**Conversion**
**Great****10.8%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Great****326.89**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Good****2.0%**
return rate — above 5% kills the launch gate
**Brand share**
**Good****69%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****57%**
top-5 click share — leaders hold, buyers still browse
**Avg price**
**Okay****$10.95**
avg listing price — sweet spot $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Growth**
**Okay****+5.6%**
90-day search growth — must beat 0% to launch
**Price range**
**Okay****$6.94–$18.65**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Bad****$50K**
$50K/yr · 42K searches
According to Flapen's Amazon United States niche tracking, bl-5c battery 3.7v rechargeable is a $50K/yr Amazon United States market (42K searches/yr). The top 5 brands hold 69% of demand. Verdict: Skip it — 48/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **bl-5c battery 3.7v rechargeable market data**
- **Units sold / yr**
- **5K–6K**
- avg 250–500/product
- **Revenue / yr**
- **$55K–$66K**
- units × avg price
- **Conversion rate**
- **10.8%**
- **Avg BSR**
- **#2,400**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **94%**
- **Out of stock**
- **5.6%**
- **Avg brand age**
- **55 months**
- **Avg seller age**
- **195 days**
## **Competition & brand share**
The top 5 products take 57% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**15 **▲rising
**Sellers**
**19**
**Top-5 brand share**
**69%**
Top 20: 100%
**Top-5 click share**
**57%**
Top 20: 100%
**Open market**
**25%**
- XHDATA28% - Lumaoer16% - GOBAT9% - WENPZERAY8% - Tectra8% - DCH7%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +5.6% search growth over the last 90 days.
1K600Spike '24Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.2×
[**Open Trend **](https://flapen.com/research/us/health-household/bl-5c-battery-3-7v-rechargeable/trend)
## **Top bl-5c battery 3.7v rechargeable search terms**
- **bl-5c battery**17K/yr+2.2%9.4% conv. - **bl-5c battery 3.7v rechargeable**11K/yr+18.3%12.3% conv. - **bl-5c**5K/yr+9.6%10.4% conv. - **bl5c battery**5K/yr+0.1%11.3% conv. - **bl 5c battery**5K/yr-8.7%9.7% conv. [**All search terms **](https://flapen.com/research/us/health-household/bl-5c-battery-3-7v-rechargeable/search-terms)
## **Top bl-5c battery 3.7v rechargeable 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%5%$3K10%$5K15%$8K20%$10K1101001K10K 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 18 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**BL-5C 3.7V 1000mAh Rechargeable Battery Suitable for Household Radio with Current Protection 2 Pieces (Black)**XHDATA**$7.90**4.5★3,543 rev](https://www.amazon.com/dp/B07HBZ5BDN) [2**Lumaoer 2PCS 3.7V 1200mAh BL-5C Rechargeable Battery Suitable for Household Radio with Current Protection Cost-Effective Battery**Lumaoer**$8.07**4.2★22 rev](https://www.amazon.com/dp/B0FK3NKNJW) [3**XHDATA BL-5C Battery 3.7V 1000mAh Rechargeable Battery Large Capacity for Radio for Home with Current Protection 2 Pieces (Orange)**XHDATA**$11.02**4.5★1,698 rev](https://www.amazon.com/dp/B0796LK6GY) [4**WENPZERAY BL-5C 3.7V Li-ion Rechargeable Battery Replacement for Household Electronics Radios Speakers and Other Compatible Devices**WENPZERAY**$7.27**4.7★11 rev](https://www.amazon.com/dp/B0GRG6R7X1) [5**Tectra 2-Pack 1580mAh BL-5C Rechargeable Battery Suitable for Household Portable Radio with Overcharge Protection**Tectra**$9.24**4.6★78 rev](https://www.amazon.com/dp/B09KGQBJRY)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**WENPZERAY BL-5C 3.7V Li-ion Rechargeable Battery Replacement for Household Electronics Radios Speakers and Other Compatible Devices**WENPZERAY**$7.27**11 rev4mo ago](https://www.amazon.com/dp/B0GRG6R7X1) [**EVELLHPP 2-Pack 3000mAh BL-5C Battery High-Capacity Replacement Battery Compatible with Home radios Cameras TV remotes GPS Devices and Bluetooth Speakers**EVELLHPP**$12.63**2 rev11mo ago](https://www.amazon.com/dp/B0FKT1MY37) [**Lumaoer 2PCS 3.7V 1200mAh BL-5C Rechargeable Battery Suitable for Household Radio with Current Protection Cost-Effective Battery**Lumaoer**$8.07**22 rev11mo ago](https://www.amazon.com/dp/B0FK3NKNJW) [**2 Packs BL-5C Battery 3.7V Rechargeable 3000mAh New Upgrade High Capacity Battery Replacement for Household Radio bt Speaker Camera**RRUHHK**$11.48**48 rev12mo ago](https://www.amazon.com/dp/B0FK2KP7F8) [**2 Packs Beiaoty Replacement Battery for BL-5C 1020mAh New 0 Cycl Battery Compatible with Household Radio Nokia**Beiaoty**$12.83**0 rev1y ago](https://www.amazon.com/dp/B0FG2VH67F)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**2 Packs Beiaoty Replacement Battery for BL-5C 1020mAh New 0 Cycl Battery Compatible with Household Radio Nokia**Beiaoty**$12.83**0.0★**▲ 300%**](https://www.amazon.com/dp/B0FG2VH67F) [**WENPZERAY BL-5C 3.7V Li-ion Rechargeable Battery Replacement for Household Electronics Radios Speakers and Other Compatible Devices**WENPZERAY**$7.27**4.7★**▲ 297%**](https://www.amazon.com/dp/B0GRG6R7X1) [**Lumaoer 2PCS 3.7V 1200mAh BL-5C Rechargeable Battery Suitable for Household Radio with Current Protection Cost-Effective Battery**Lumaoer**$8.07**4.2★**▲ 60%**](https://www.amazon.com/dp/B0FK3NKNJW) [**EVELLHPP 2-Pack 3000mAh BL-5C Battery High-Capacity Replacement Battery Compatible with Home radios Cameras TV remotes GPS Devices and Bluetooth Speakers**EVELLHPP**$12.63**5.0★**▲ 55%**](https://www.amazon.com/dp/B0FKT1MY37) [**GOBAT 2Pcs BL-5C Battery 2600mAh High Capacity Battery Compatible for Devices Uses BL-5C Batteries Radio BT Speaker Camera**GOBAT**$10.85**4.2★**▲ 50%**](https://www.amazon.com/dp/B0CJXWGN3V)
**~~View all trending →~~**
## **What buyers say about bl-5c battery 3.7v rechargeable**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Battery Life**36%
*“Good Batteries”*
**Value For Money**13%
*“Good value and capacity”*
**Charging**10%
*“holds a charge fine”*
**Compatibility-Overall**8%
*“Works great with my temu handheld game console”*
**Quality-Overall**8%
*“Performance is good”*
**Size-Overall**6%
*“Good fit”*
**Advertised Vs Actual Product**5%
*“As advertised”*
**Camera Quality**2%
*“Bought for a car camera good price and fit”*
**Storage Capacity**1%
*“Good capacity”*
**Functionality-Overall**1%
*“Seems to work okay”*
### **What buyers complain about **
**Battery Life**27%
*“the battery drains very quickly even when used with a simple device like a radio”*
**Charging**13%
*“After charging fully, the battery drains very quickly even when used with a simple device like a radio”*
**Durability**12%
*“Not even 1 month, failure”*
**Quality-Overall**9%
*“Not good quality”*
**Advertised Vs Actual Product**7%
*“The product is advertised as a 2600mAh BL-5C battery, but in real use it performs far below expectations”*
**Size-Overall**6%
*“its not quite big enough to stay in the game”*
**Ease Of Use**3%
*“not in use much”*
**Natural Resource Wastage**3%
*“so wasted money”*
**Heating**1%
*“heat up while charging”*
### **Top return reasons **
**Size-Overall**40%
**Charging**13%
**Compatibility-Overall**12%
**Functionality-Overall**12%
**Battery Life**6%
**Defective Material/Parts**3%
**Camera Quality**3%
**Advertised Vs Actual Product**2%
**Thickness**2%
**Value For Money**2%
## **Common questions**
- **Is bl-5c battery 3.7v rechargeable profitable to sell on Amazon United States?**
- The niche generates $50K/yr across 18 tracked products. 0 of 4 products launched in the last 360 days are still selling. 90-day search growth is +5.6%. Flapen's verdict: Skip it (48/100).
- **How competitive is the bl-5c battery 3.7v rechargeable niche?**
- 15 brands and 19 sellers compete. The top 5 products take 57% of clicks and top 5 brands hold 69% of demand.
- **What do buyers complain about in bl-5c battery 3.7v rechargeable?**
- Top complaints mined from reviews: Battery Life, Charging, Durability. The return rate is 2.0%.
- **When does demand for bl-5c battery 3.7v rechargeable peak?**
- Demand is steady year-round — the busiest month runs 1.2× the quietest.
- **What does it cost to enter the bl-5c battery 3.7v rechargeable niche?**
- Listings span $6.94–$18.65; the average listing price is $10.95 (sweet spot $15–$100). The average incumbent carries 327 reviews — the moat a new listing must climb.
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