This is a Geemy GM-6008 or GM-6018 professional rechargeable hair clipper.
It features a high-performance stainless steel blade.
The built-in 2000mAh lithium battery provides up to 4-5 hours of working time after a 3-5 hour charge.
An LCD display shows the battery capacity percentage.
It includes a convenient variable thumb lever for adjusting taper and texture.
The clipper typically comes with four different sized guide combs (3mm, 6mm, 9mm, 12mm).