Best budget
320Wh
USABLE CAPACITY
TrailWatt
TrailWatt Mini
4.4 · 3.3K reviews
The featherweight entry point: charges phones, drones, and a laptop, and tops up from a small panel. A brilliant first taste of solar.
£279
typical online price
Affiliate links — we may earn a commission, never a markup.
The specs that matter
Capacity
320 Wh
Output
300 W
Surge peak
600 W
Weight
7 lb
Solar recharge
2.5 h
Cycle life
2,500
Chemistry
LiFePO4
Rating
4.4 / 5
What’s great
- Under £300 and only 7 lb
- Great for phones, cameras, lights
- Hard to beat as a first power station
Worth knowing
- 300W output is for small devices only
- Limited capacity for appliances
Sunny’s verdict
If you're solar-curious and don't want to overthink it, start here. It's the cheapest way to learn what you actually need.