Specifications: Supply Voltage:2 x 18V Battery Type:i-ion Supported Batteries:2.0 / 3.0 / 4.0 / 5.0 / 6.0Ah Chain Speed:0 - 20 m/s Guide Length:30cm Chain pitch: 3/8" Groove Width:1.1mm Chain Oil Tank:0.16L Dimensions (total length):2478 mm Weight (EPTA):6.1 – 6.9 kg Cordless Boom Clipper Powered by 2 18V Batteries BLDC - Brushless DC Motor XPT technology - increased resistance to dust and moisture Excellent balance due to the positioning of the motor in the lower part of the tool, reducing user fatigue and making manoeuvring easier Trigger switch with smooth chain speed control Master switch with auto-off function Torque boost function allows you to temporarily turn off the stop to cut thick branches Retractable oil tank cap knob minimizes the chance of damage by branches Transparent oil tank for chain lubrication, making it easy to check the oil level remaining in the tank Slim head design for easy manoeuvring between branches Hook built into the head for easy removal of cut branches from the tree Battery cover, which can also be used as an auxiliary handle Does not work with BL1811G, BL1813G, BL1815G (without electronics) and BL1815 battery (18 V / 1.3 Ah) Supplied with 2 BL1850B batteries (18 V / 5.0 Ah) and DC18RD charger ** Illustrative photo.