⭐Warranty -The machine warranty period is 1 year -The battery warranty period is 6 months -The warranty includes the machine and battery -Warranty definition-non-human damage ⭐Logistics -Sent according to the order time, will be sent within 24 hours -Damage occurred during transportation, we assume all responsibilities, please contact us in time, we will give you a satisfactory answer SPECIFICATIONS : - Drill Type:Impact Drill - Drilling Capacity: 20mm WOOD & 10mm METAL - Battery Voltage (V): 12v / 18v / 20v / 36v - Battery Type: Lithium Battery - No-load Speed : 0-450rpm / 0-1550rpm - Speed : 2 - Max Torque (N.M): 25 - Max Chuck (mm): 10 - Weight (kg): 2.4 ​PACKAGE INCLUDES : COLOR FAMILY:BLUE/GREEN/RED/YELLOW - 1x DRILL - 2x LI-ION BATTERIES ( 12v / 18v / 36v ) - 1x BATTERY CHARGER - 1x Hard Case - 29pcs Accessories Battery Maintenance And Matters Of Attention * Don't charge batteries that have enough electricity！ * Separate isolation in a dry place！ * Make sure that the battery is dry without water！ * The battery and the host body are placed separately. It needs to be charged every 15-30 days without use for a long time！