"MANTIS" E System power head has a lightweight design with extra long reach for very high or tough to reach spots. 115V AC, 60 Hz, 7.4 Amps, 850 Watts. Snap on attachment and go. No tools necessary. Includes a shoulder harness for comfort and balance. Attachments that can be purchased to be used with this item are: No.330103 (SKU 705.4315) Edger Attachment, No.330104 (SKU 057.8187) Line Trimmer Attachment, No.330105 (SKU 826.7536) Hedge Trimmer Attachment, No.330106 (SKU158.9399) Pruner Attachment.SPECIFICATIONS: 850W power rating, 8,000 RPM, 36" shaft length. 11.8 lbs. tool weight.