Engineered for portable power stations
Pocket-rocket capacity for weekend trips, work breaks and home essentials.
Pocket-rocket capacity for weekend trips, work breaks and home essentials. 600 W AC output (1,200 W surge) runs laptops, lamps, mini-fridges and TVs — and recharges to 100% in just 1.3 hours.
- 288 Wh LiFePO4 - 3,500+ cycles to 80% capacity
- 600 W pure sine wave AC + UPS pass-through
- Recharge 0→100% in 1.3 hours
- 100 W USB-C PD for laptops and tablets
- App control over Wi-Fi and Bluetooth
- Solar input up to 100 W (7 A)
Connectivity
Every port you need
AC
2× 600 W
USB-C
1× 100 W PD
USB-A
2× 18 W
12 V DC
1× 10 A
Solar
100 W in
Wireless
15 W pad
Specifications
Engineered to the spec sheet, and then some.
Every Rhino Boost is independently tested for runtime, surge, and thermal performance. No exaggerated claims, no asterisks.
CE CertifiedFCCROHSUKCA
| Capacity | 288 Wh (19.2 V / 15 Ah) |
| Battery Type | LiFePO4 (3,500+ cycles to 80%) |
| AC Input | 300 W Max |
| Solar Input | 12–28 Vdc, 100 W Max, 7 A Max |
| Car Input | 12 / 24 Vdc, 100 W Max |
| USB-C Input | 100 W Max |
| Charging Time | 1.3 hours |
| AC Output | 600 W Max (pure sine wave) |
| UPS Power | 600 W Max |
| DC 12 V Output | 12 V / 10 A |
| DC 24 V Output | 24 V / 5 A |
| USB-C Output | 100 W PD + 18 W |
| USB-A Output | 5/9/12 V - 18 W ×2 |
| Wireless Charging | 15 W ×1 |
| Weight | 4.8 kg / 10.5 lbs |
| Dimensions | L254 × W172 × H154 mm |
| Operating Temp | −20 °C to 45 °C |
| App Control | Yes (Wi-Fi & Bluetooth) |
E300 Power Bank FAQs
Is the E300 independently tested and certified?
Yes, every Rhino Boost unit is independently tested for runtime, surge, and thermal performance, and the E300 carries CE, FCC, RoHS, and UKCA certification.
Can I wirelessly charge my phone on the E300?
Yes, the E300 has a built-in 15W wireless charging pad on top, so you can simply set down any Qi-compatible phone to top it up.
What temperature range can the E300 handle?
It's rated to operate between -20°C and 45°C, so it performs reliably whether you're using it in a cold garage, a warm campsite, or during summer power outages.
How much does the E300 weigh, and is it portable?
Yes. It weighs 4.8 kg (10.5 lbs) and measures 254 x 172 x 154 mm, with a built-in handle that makes it easy to carry between the car, campsite, or job site.
Can I monitor and control the E300 remotely?
Yes, the E300 pairs with a companion app over Wi-Fi and Bluetooth so you can check battery status, adjust output settings, and manage charging from your phone.
Does the E300 work as a UPS or backup power source?
Yes, it includes UPS pass-through power up to 600W, switching over quickly enough to keep essentials like routers and CPAP machines running during an outage.
How long does the E300 take to fully recharge?
Using AC input, the E300 charges from 0 to 100% in as little as 1.3 hours, so you're rarely waiting long for a full charge.
What can the E300 power?
With 600W of continuous AC output and a 1,200W surge rating, it comfortably runs laptops, lamps, mini-fridges, TVs, and similar everyday electronics.
What battery technology does the E300 use?
It uses a LiFePO4 battery rated for 3,500+ cycles to 80% capacity, giving you years of dependable daily use before performance fades.
Can I charge the E300 with solar panels?
Yes. The E300 accepts solar input of 12 to 28 Vdc at up to 100 W and 7 A, making it easy to top up off-grid using compatible solar panels.
Ideal for
What can the E300 Power Bank power?
Power tools
Camping weekend
Home office backup
Phones, drones, lights
Customer reviews
4.9/5 from 842 verified owners
★★★★★
“Exactly what was advertised. Setup took 30 seconds, performance matches the spec sheet, and the app is genuinely useful.”
★★★★★
“Bought it for camping weekend. Did exactly what I needed. Solid build, quiet, easy to recharge. Would buy again.”
★★★★★
“Comparing it to my old Jackery, the Rhino is quieter, charges faster, and the UI is much clearer. Customer support in the UK is a huge plus too.”
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