RIDGID 18V Lithium Ion (2) 4.0 Ah Battery Starter Kit with Charger and Bag Log Splitter this kit can be used this kit can be used on minor scratches and small defects that may occur throughout the hustle and bustle of life Impact Tough™ bit design – both driver and drill bits are impact rated and provide longer bit life than standard impact bits Driver bit Xtended Torsion Zone – helps to absorb high torque of new impact drivers Black oxide coating on drill bits – provides lower fiction this kit is a reliable power solution for professionals and DIY enthusiasts alike these batteries perform well in temperatures as low as 4°F