<div>Model	-	3420</div><div>Battery Voltage	-	3.6V</div><div>Battery Chemistry	-	Li-Ion</div><div>Battery Capacity	-	1500mAh</div><div>Collet Size	-	1.6/2.3/3.2mm</div><div>No-Load Speed	-	18000-5000RPM</div><div>speed setting	-	5</div><div>Charge Time	-	60Min</div><div>Run Time	-	90Min</div><div>Weight	-	0.24Kg</div><div>packaging	-	Plastic box</div><div>Accessories	-	118pcs accessories/LED light 10pcs Grinding wheels with shank: Ø3.2 mm 10pcs Diamond bits: Ø3.2 mm 2pcs Sanding band: Ø3.2 mm 2pcs Polishing wheels: Ø3.2 mm 4pcs Brush: Ø3.2 mm 2pcs Hss cutter: Ø3.2 mm 3pcs Mandrel: Ø3.2 mm 5pcs Drills(1x1.6mm, 2x2.3mm, 2x3.2mm) 16pcs Sanding drum 1pc Dressing stone 1pc Felt wheel pointed 5pcs Felt Wheels 1pc Cloth wheel 4pcs Collets(1x1.6mm, 1x2.3mm, 2x3.2mm) 20Pcs Cut Off Wheels 32pcs Sand papers</div>