Pet Nail Grinder Rechargeable Dog Cat Nail Grinder Electric Manicure Nail Clipper Pet Cleaning Supplies

1st generation: pet electric nail polisher (USB charging model)

 Voltage: 3.7v
Charging voltage: 5V 1000mA
Working current: 300mA
Output power: 1.2W
Battery capacity: 350mA
Material: ABS
Product size: 14.2*2.9*2.9cm

Name: Second-generation pet nail polisher (USB charging)
Product: 13x2.8cm
Battery Type: AAA Ni-MH (Nickel Metal Hydride)
Number of batteries: two (used in series)
Battery capacity: 400mAh
Battery voltage: 2.4V
Battery Watt Hours: 0.96wh