SNJ-3681 Mini Engraving Pen Wireless Polishing Electric Grinder(Rose Gold Carving Template Set) Huawei Storage: support 128G TF card

Storage: support 128G TF card storage

Installation method: the nut plate is fixed to the ceiling

Sensitivity: 30dB+/3dB/0dB-IViPa

Light sources: 8 LEDs with adjustable brightness

SNJ-3681 Mini Engraving Pen Wireless Polishing Electric Grinder(Rose Gold Carving Template Set) Huawei Storage: support 128G TF card1. Power: 10W 2. Battery voltage: 4. 2V 3. Battery capacity: 300mAh 4. Charging port: Type C USB C 5. Speed: 5000 10000 18000 6. Clamping range: 2. 35mm 7. Collet depth: 25mm 8. Weight: about 40g 9. Size: about 12 x 1. 6cm Features: 1. Using noise reduction material, with bass motor, low noise operation 2. Tight copper chuck, clamping firm and not easy to move, rotating spindle connection tight, high concentricity 3. Wide range of applications, mold