The Makita DUC405Z is a powerful cordless electric chainsaw that operates using two Makita LXT 18v power tool batteries, delivering a 36v system. It features a variable speed trigger for precise control and a constant speed control circuit to maintain performance under load. The chainsaw includes an adjustable automatic chain lubrication system to keep the chain running smoothly and an auto power-off function for energy efficiency. Its efficient brushless 36v motor ensures longer runtimes. Specifications include a battery voltage of 36v (18v x2), chain oil capacity of 200 ml, chain gauge of 0.043", and chain pitch of 3/8". The chain speed reaches 0-20 m/sec, with a bar size of 40 cm (16"). It has a noise sound pressure level of 87.7 dB(A) and a noise sound power level of 100.4 dB(A), with a noise K factor of 2 dB(A). The maximum output is 1,100 w. Vibration levels are measured at a K factor of 1.5 m/sec² and 5.3 m/sec² for cutting wood. The net weight ranges from 4.8 to 5.5 kg. Key features and benefits include captive nuts to prevent loss of the nut when removing the sprocket cover, a brushless motor for increased efficiency, variable speed control via the trigger, constant speed control, electric chain brake, kickback brake, an oil capacity display, and an ergonomic soft grip. It also boasts a large separate-type metal spike bumper for enhanced control and stability, and adjustable automatic chain lubrication. A lock-off lever is included for safety. The chainsaw is powered by two 18V Li-ion batteries in series and features a powerful 36V DC motor drive system. A main power switch with an auto power-off function is also present. The contents include the DUC405Z Cordless Chainsaw, a Saw Chain, a Guide Bar, a Guide Bar Cover, Oil Supply, and a Box Wrench. Batteries and Charger are not supplied.