Poulan Pro PPB4014, 14 in. 40-Volt Cordless Chainsaw 14 in. Bar &amp; Chain for precision cutting of limbs and trees up to 6 in. diameter Highly Efficient Brushless Motor for longer lasting life and extended runtimes. Increases battery efficiency and maximizes motor performance Electronic Chain Break for added Safety Automatic Oiler keeps your chain lubricated at all times. Easily monitor the oil level with the Oiler Level Indicator window