Try this elite classic trimmer,easy to charge and carry.ofcourse it comes wireless and gives long back up,so you just have to charge once and use it for couple of times.
Xiaomi RIWA Electric Variable Speed Hair Clipper RE-6305 Strong Power Fine Steel Cutter Head With LED Screen Washable Low Noise.
Brand Name: Xiaomi
Origin: CN(Origin)
Power Type: Rechargeable
Voltage: Global Universal(100-240V)
Target Audience: universal
Blade Material: Carbon Steel
Charging Time: 3H
Usage Time: 160Mins
Product Name: Electric Variable Speed Hair Clipper
Product Model: RE-6305
Cutter Head Material: Alloy Sharp Angle Cutter Head
Rated Power: 5W
Product Input: 5V / 1A
Charging Time: 3 hours
Waterproof: Yes
Charging And Plugging: Yes
Note : The stand in picture is just use for imaging and it doesn't come with it.
