【Adjustable 3-Speed Grinding】This handheld tissue homogenizer offers 5000/10000/18000RPM 3 speed gears, delivers controllable grinding and emulsifying effect, perfect for animal and plant tissue pretreatment in academic biology labs. 【Stainless Structure】Built Stainless steel, matched with high-temperature disposable grinding pestle, meets operating standards for testing. 【Universal Tube Compatibility】Compatible with standard 15mL centrifuge tubes, realizes efficient cell disruption for research labs. 【Rechargeable Cordless Use】Equipped with built-in 3000mAh rechargeable battery, supports 1-hour continuous runtime, cordless portable design fits field sampling, mobile laboratory work. 【Ergonomic Handheld Build】Only 0.086KG weight compact size, ergonomic grip design, enables fatigue-free long-hour operation for busy molecular biology lab researchers.