Rainbow Rain 4TH version 4A Smart Active Balancer: Multi-cell battery balancing
Meet the NEEY 4TH version 4A Smart Active Balancer—your battery's new best friend. Whether you're juggling Lifepo4, Li-ion, or LTO batteries, this gadget has got your back. It's all about keeping those cells in line, from 8S to 24S setups, because nobody likes a battery pack that's slacking.
Why you'll love it:
- First off, it's like a peacekeeper for your batteries, making sure charge is evenly spread (no favorites here).
- Plays nice with almost any battery type you throw at it—versatility is its middle name.
- And the best part? Sliding it into your current setup is a breeze. No PhD required.
- Supports various battery types
- Wide voltage range compatibility
- 4th generation technology
- Multi-cell battery balancing
General specs
- Brand: Rainbow Rain
- Model: 4TH version 4A
- Seller: Joom
- Compatibility: Lifepo4, Li-ion, LTO
- Cell Configuration Support: 8S, 10S, 14S, 16S, 20S, 21S, 22S, 24S
- Technology Generation: 4th
- First listed by seller: 6/21/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$546.87
Last price update: 8/13/25
Available to order
Shipping options
Delivery to 
United States
United States
Unavailable
Comparison with similar products
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|---|---|---|---|---|---|---|
Rainbow Rain 4TH version 4A Multi-cell battery balancing
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Intelligent High Power Battery Charger Fast charging
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Liitokala Lii pD4 4-slot charging
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| Brand | Rainbow Rain | Vinde Home | WIN-WIN OBD Diagnostic Tool | Liitokala | Likesunshine | Vestidos |
| Model | 4TH version 4A | 4TH version 4A | Lii pD4 | |||
| Color | ||||||
| Rating |
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| Price | $546.87 | $550.98 | $49.14 | $34.46 | $15.29 | $74.45 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | August 8, 2025 | August 8, 2025 | August 8, 2025 | August 8, 2025 | August 8, 2025 | August 8, 2025 |
| Compatibility | Lifepo4, Li-ion, LTO | Lifepo4, Li-ion, LTO | Car, Truck, Motorcycle, Caravan | Universal | ||
Smart Active Balancer
$546.87
Reviews
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