Portable solar power bank
Product details.
The Yard Force LX PB21 combines 21 W folding solar panels with a 13 000 mAh battery to charge USB devices outdoors.
Use and operation
Designed for outdoor activities, camping and emergencies, the Yard Force LX PB21 portable solar power bank helps you stay connected away from mains power.
Product highlights
- Solar energy performance: Three folding monocrystalline solar panels provide up to 21 W peak power to capture sunlight.
- Integrated 13 000 mAh battery: Stores up to 48.1 Wh of energy to recharge devices without sunlight or at night.
- Versatile fast charging: USB-A outputs with QC 3.0 up to 18 W and USB-C Power Delivery up to 20 W for compatible USB devices.
- Digital LED display: View the remaining charge level at a glance.
- Included 3-in-1 universal cable: Connectors for USB-C, Lightning and Micro-USB.
- Easy transport: Compact folding design with magnetic closure and eyelets for attachment to a backpack or tent.
Technical specifications
| Model | Yard Force LX PB21 |
|---|---|
| Peak solar power | 21 W (3 monocrystalline sections) |
| Battery type | Lithium-ion polymer |
| Capacity | 13 000 mAh / 3.7 V (48.1 Wh) |
| USB-A output | 5V/3A, 9V/2A, 12V/1.5A (18W max) |
| USB-C output | 5V/3A, 9V/2.22A, 12V/1.67A (20W max) |
| Folded dimensions | 330 x 187 x 56 mm |
| Weight | 980 g |
Operating advice and limitations
The solar panel is designed to resist splashes and dust during outdoor activities, but the appliance must not be immersed or exposed to prolonged torrential rain. The 21 W nominal solar rating describes peak output under optimal sunlight: fully charge from the mains before departure for convenience. This charger has no 230 V AC output and is exclusively for devices powered at 5 V, 9 V or 12 V via USB.
References, materials and packaging
| Manufacturing reference (SAN FR) | YF029CJBT011 |
|---|
Frequently asked questions
What do 21 W and 13 000 mAh mean?
21 W is the stated peak power of the panels. The 13 000 mAh figure describes the integrated battery capacity, specified at 3.7 V; these figures measure different functions.
Can it power an appliance using a 230 V plug?
No. The specification describes USB-A and USB-C outputs for compatible devices and states that there is no 230 V socket. Check your appliance's port and power profile.