If you like to do things yourself around the home, then maybe a multi-tool could be useful. It runs on a cord, which means you always have a steady and constant energy supply.
From Data Powertools
DeWALT DWE315B 300W 240V Corded Multi-tool With Accessories & Bag
Axminster
DeWALT DWE315B Multi-Tool, Accessories & Toolbag
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