- 18 -VIII. SPECIFICATIONSMAIN UNITModel EY7442 EY7450 EY7950Motor voltage 14.4 V 18 VNo load speed Low 0 – 410 min-1 0 – 430 min -1High 0 – 1530 min -1 0 – 1650 min -1Blows Rate Per Minute Low --- 1800 – 7740 min -1High --- 6840 – 29700 min -1Chuck capacity ø 1.5 mm – ø 13 mmClutch torque Approx 1.0 N·m – 6.9 N·mOverall length 218 mm 218 mm 235 mmWeight (with battery pack) 2.05 kg 2.15 kg 2.3 kgNoise vibration See in the included sheetBATTERY PACKModel No. EY9L41 EY9L42 EY9L44 EY9L45 EY9L50 EY9L51Storage battery Li-ion BatteryMotor voltage 14.4V DC(3.6 V × 4 cells)14.4V DC(3.6 V × 8 cells)18V DC(3.6 V × 10 cells)BATTERY CHARGERModel No. EY0L81Electrical rating See the rating plate on the bottom of the chargerWeight 0.93 kgCharging timeEY9L41 EY9L42 EY9L44 EY9L45 EY9L50 EY9L51Usable:45minUsable:30minUsable:50minUsable:65minUsable:50minUsable:65minFull:60min Full:35min Full:65min Full:80min Full:65min Full:80minModel No. EY0L82Electrical rating See the rating plate on the bottom of the chargerWeight 0.93 kgCharging timeEY9L41 EY9L42 EY9L44 EY9L45 EY9L50 EY9L51Usable:35minUsable:30minUsable:40minUsable:50minUsable:40minUsable:55minFull:50min Full:35min Full:55min Full:60min Full:55min Full:70minNOTE: This chart may include models that are not available in your area.Please refer to the latest general catalogue.NOTE: For the dealer name and address, please see the included warranty card.