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The HYPER HyperJuice 245W GaN Desktop Charger is the world’s smallest 245W GaN charger featuring four 100W USB-C Power Delivery ports. Designed for professionals juggling multiple devices, it can simultaneously charge up to four mid-size laptops or a mix of laptops, tablets, and phones. Its compact, portable form factor and smart power protection make it an essential power hub for modern workspaces.
| Manufacturer | HYPER |
| Item model number | HJGAN245-EU |
| Product Dimensions | 50 x 50 x 28 cm; 580 g |
| ASIN | B09NBRWLKL |
| Guaranteed software updates until | unknown |
M**H
Exactly as described, powerful charger!
I’ve had the charger for 24 hours now. I’ve done some testing to see if the ports do provide the described power output. I’ve used the 2022 M2 MacBook Air, the anker 737 power bank, the ROG Ally and a 2020 12.9 iPad Pro. So far the charger has charged all these devices simultaneously at their designed max charging rate. It does get a little warm but that’s to be expected with the sheer amount of charging power.The charger is built well and very sturdy. It comes with both a UK 2 pin plug and a US 2 pin plug as well as a 2 year guarantee.
D**G
Dangerous! Internal short after two weeks.
This worked great for two weeks, and then suddenly stopped putting out any charge on any of the ports. Tried it with several different USB cables (known to be good, working with other chargers) and also on a few different AC outlets. Definitely not working.During online chat with Amazon customer support they asked me to try it one more time, so I plugged it in again and it made a loud pop with a bright spark and (luckily) tripped the circuit breaker. Quite scary as I was holding the thing in my hand as I plugged it in so the spark was nearly at my fingertips. I don't know how they can get away with selling these -- they clearly have no QC at all.Don't risk it -- don't buy this!
L**R
Broken and no warranty
This was great while it worked. It worked for around 6 months powering my laptop and charging my phones. Then one day it suddenly and totally stopped working Got a new one under warranty, fingers crossed this one lasts longer :-)
D**L
Just stops working suddenly
Worked well since November 2024 then abruptly stopped working 11th April 2025. Not remotely good enough almost £90 !Also badly designed, as the adaptor on the front can easily slide off, it has no lock where you have to push a tab in (or similar) to release it.
A**R
Rubbish
Stopped working after 4 months
Trustpilot
1 month ago
1 month ago