Cordless Brad Nailer Electric Portable Rechargeable Nail Gun Household Woodworking Tool 422J Item Type: Cordless Brad Nailer Material: ABS and metal Nail Type: Straight nail approx. 10 ~ 20mm / 0.39 ~ 0.79in Nail Capacity: 100Pcs Pressure: 0.4-0.8MPa Compatible Battery: For BL1815 BL1820 BL1530 BL1840 BL1850 BL1860, etc. 18V Li ion battery(not included) Compatible Battery: Compatible with 18V B series lithium batteries, such as BL1850B (197285-8), BL1840B (197270-1), BL1830B (197602-2), BL1430B (197618-7), BL1820B (197487-6); Compatible with BL1850, BL1840, BL1440 (196391-6), BL1415 (194560-3), BL1815N (196781-3) Incompatible Battery: Incompatible with G series batteries, such as for BL1813G (196663-9), BL1413G (196882-7), BL1415G, BL1430G, BL1815G, etc.; Not compatible with 18V Ni CD batteries, such as 1822 (194465-7)