Features Automatic oil output, controllable oil output Lock switch, support safe locking. Works with Makita 18V battery Rechargeable electric chain saw, light and portable, long battery life, no damage to the bark. Brush less motor, strong power, fast cutting, improve efficiency. Practical, fast speed, low power consumption. Fine quality switch, fast and slow adjustment, step less speed change. Intelligent circuit control board, overload protection, to meet your different construction needs. Fine quality guide plate chain, deep quenching, more wear-resistant, smooth cutting. Works with Makita 18V battery Rechargeable electric chain saw, light and portable, long battery life, no damage to the bark. Brush less motor, strong power, fast cutting, improve efficiency. Practical, fast speed, low power consumption. Fine quality switch, fast and slow adjustment, step less speed change. Intelligent circuit control board, overload protection, to meet your different construction needs. Fine quality guide plate chain, deep quenching, more wear-resistant, smooth cutting.