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Information: 30cm Oregon Bar and Chain High Efficiency Brushless Motor - Delivers up to (70) 4x4" cuts per charge (18V, 5Ah) Automatic Oiling - Reduced Maintenance Description: 30cm Oregon Bar and Chain High Efficiency Brushless Motor - Delivers up to (70) 4x4" cuts per charge (18V, 5Ah) Automatic Oiling - Reduced Maintenance Tool Free Bar fitment & Chain Tensioning - Fast Chain Adjustments Variable Speed Trigger - No pull starting and improved control during cutting Chain Speed - 7.68 m/s Extensive over-mold, for extra grip and comfort in prolonged use Supplied with 1 x 18V, 5.0Ah Battery + 1A Charger Specifications: Voltage 18 V Interchangeable Battery YES Bar length 30 cm Charging current 1 A 2nd Handle YES Cuts per Charge 140 Oil level window YES Oil Capacity 110-120ml L Weight 3.3 kg Battery Capacity 5 Ah Battery Type 18 V Charge Time 300 min Non slip grip YES Sound Power Uncertainty 96.5 dB(A) Sound Pressure Uncertainty 76.5 dB(A) Hand/arm weighted vibration 3.5 m/s2