Product information:
Power supply mode:.
Applicable population: general population
Specifications: Black-dual battery type, silver gray-dual battery type, purple-dual battery type
Needle length: 4.0mm
Motor speed: 12V/10000RPM
Product size: Diameter 39x109mm (39x129.5mm with battery)
Output voltage: 4.0V-12.0V
Power battery life: about 6-10 hours (depending on working conditions)
Power size: diameter 31x61mm
Power weight: Net weight 66g
Packaging size: 178x116x60mm