Product information, battery system: 20 V Max Lithium, battery power: 20 V/4 AH (72 Wh), cutting height adjustment: 20-60 mm, 3 rotating blades, rotatable for double lifespan, mowed strip-free and even, interchangeable protection, ultrasonic sensor, Rain sensor, obstacle sensor, laying sensor, wireless connection: Bluetooth, WiFi, app, mowing settings, theft fuse: Lauter signal tone with unauthorized removal , delivery, 170 meters limit cable, 220 herrings, 5 peeklars for the base station, base station BC 130, 3 carbon knives, 3 screws, 3 screws , Battery: 1x 20 V/4.0 Ah