description multiquip um series concrete slump handheld vibrator 120v 3.8a the um series handheld vibrators are ideal for short pours, walls, footings, and provide exceptional power in a lightweight, user friendly package. multiquip offers a selection of complete motor/head/shaft combinations to meet all your requirements. vibration dampening handle grip reduces operator fatigue. original cord protector gives flexibility to input cord for longer cord life. a vibrating steel head is attached to one end of the flexshaft. this head generates vibration via an eccentric rotator that consolidates the concrete by removing air pockets. the round head design allows for the transmission of vibration in all directions. california proposition 65 warning. features lightweight aluminum motor case for easy portability durable 120v universal motor vibration dampening handle reduces operator fatigue sealed fan greatly reduces airborne contamination double insulated for no ground necessary 120v 3.8a 280w 200-258hz 1.1 in. heads, 0.022 in. amplitude 8.2 ft. shaft length, 9.6 ft. overall length 6.6 lbs motor weight, 9.46 lbs shaft head weight, 16.06 lbs total weight specifications acme tools brand name multiquip acme tools part number um12825 assembled weight (lbs) 16.06 country of origin china current rating (a) 3.8 globaltradeitemnumber (gtin) 00421012000022 package contents handheld vibrator package depth 12.34 package height 12.34 package weight 16.06 upc 421012000022