Yonii
Yonii PD2 USB Charger/Power Bank for 18650 / 21700
$15.99
Yonii PD2 Magnetic USB Charger & Power Bank 🔋⚡
DOES NOT COME WITH BATTERIES
🔌 Charge your batteries AND use them to charge your devices — all in one compact setup.
The Yonii PD2 is not just a charger… it’s a dual-purpose charger + power bank, giving you total flexibility whether you're at home or on the move.
🔥 Why This One Hits Different:
- ⚡ 2-in-1 Design – charge batteries AND use them as a power bank
- 🧲 Magnetic battery connection – no slots, no springs, no hassle
- 🔌 USB powered charging – plug into wall, PC, or power bank
- 📱 USB output mode – charge your phone or devices from your battery
- 🔋 Designed for 18650 & 21700 cells
- 🧳 Ultra portable – perfect for EDC, travel, or emergency kits
⚙️ Dual Function Explained:
🔋 Charger Mode:
- Connect to USB power
- Attach magnets to battery terminals
- Charges your Li-ion battery safely
🔌 Power Bank Mode:
- Insert battery using magnetic leads
- Plug your device into the USB output
- Use your battery to charge your phone, light, or gear
👉 One device. Two jobs. No extra bulk.
🔋 Compatibility:
- ✅ 18650
- ✅ 21700
- ✅ 26650 (if magnets reach)
💡 Perfect For:
- Flashlight enthusiasts 🔦
- Emergency backup power
- Travel / minimalist setups
- Field work and outdoor use
- Anyone who hates bulky chargers
⚠️ Important Notes:
- ❗ Li-ion batteries only (NOT AA / AAA / NiMH)
- ❗ Must align magnets correctly (+ / -)
- ❗ Charges one battery at a time
- ❗ Output depends on battery capacity used
📦 What You Get:
- 1 × Yonii PD2 Charger & Power Bank
🧠 Why Customers Love It:
This solves two problems at once:
- Charge your batteries
- Use those same batteries to power your gear
👉 No extra chargers. No extra power banks. Just one clean solution.
Specs
| Bays | 2 cell |
|---|---|
| Supported Chemistries | 3.6 V / 3.7 V Li-ion (ICR / IMR / INR), protected and unprotected |
| Supported Cell Formats | 18650 (protected and unprotected), 18700, 20700, 21700 |
| Input | USB-C and USB-A, QC3.0 / PD3.0: 5 V/2 A, 9 V/2 A, 12 V/1.5 A (max 18 W) |
| Input Current | 2 A |
| Per-Bay Output | 2 A |
| Total Output | 4 A |
| Power Bank Output | Yes |
| Length | 118 mm |
| Weight | 72 g |
| Extra Functions | QC3.0 / PD3.0 fast charge on both input and output; smart single/dual-cell detection with automatic fast-charge control; charge cut-off 4.20 V +/- 0.05 V; detachable cell design (cells can be removed and used in a light); housing ABS / ABS+PC; FCC, CE, PSE and RoHS marked; patent ZL201930159900.X |
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Yonii PD2 USB Charger/Power Bank for 18650 / 21700
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