Industry or business 1821V Inverter-converter for smart battery: Converts 21V to 220V
Ever tried powering your gadgets with a smart battery and hit a wall? The Inverter-converter for smart battery is here to save the day, smoothly flipping power from 21V to 220V like it's no big deal. Perfect for just about any smart battery device you can think of. And guess what? It's so sleek and tiny, it'll sneak into your setup without hogging all the space. Plus, it's a wizard at saving energy, meaning less waste and more power where you actually need it.
Why you'll love it:
- No more power conversion headaches—it's seamless.
- Light as a feather, compact as a smartphone (almost).
- Runs like a dream, keeping energy loss to a bare minimum.
- For smart battery devices
- Compact design
- High efficiency
- Converts 21V to 220V
General specs
- Brand: Industry or business
- Model: 1821V
- Seller: Joom
- Input Voltage: 21V
- Output Voltage: 220V
- Efficiency: High
- First listed by seller: 6/23/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$26.80
Last price update: 6/23/25
Available to order
Shipping options
Delivery to 
United States
United States
Unavailable
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
Industry or business 1821V Converts 21V to 220V
|
A Auto Parts Mall T1D0 10V-220V power conversion
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DQ-Industry-N ACDC 220V5V 3W 220V to 5V conversion
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|
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| Brand | Industry or business | A Auto Parts Mall | A Auto Parts Mall | DQ-Industry-N | Hobbies | AI Supermarket |
| Model | 1821V | T1D0 | ACDC 220V5V 3W | USB-DEL | ||
| Color | ||||||
| Rating |
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| Price | $26.80 | $37.41 | $294.15 | $11.02 | $44.51 | $18.49 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | June 20, 2025 | August 8, 2025 | August 8, 2025 | August 8, 2025 | August 18, 2025 | August 8, 2025 |
| Input Voltage | 21V | 10V-220V | 12V | 220V | ||
| Output Voltage | 220V | 220V | 220V, 110V | 5V | ||
| Compatibility | Smart home systems | Car electronics | DeWalt 18V lithium batteries | |||
Inverter-converter for smart battery
$26.80
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