Makita BL1041B 12V MAX CXT 4.0 Ah Li-Ion Battery

12V MAX CXT 4.0 Ah Li-Ion Battery BL1041B 4.0 Ah battery offers maximum power and run time for prolonged, heavy-duty applications 60 minute charge time with 12V MAX CXT Rapid Charger DC10SB 4 stage LED battery fuel gauge indicates approximate remaining battery power Slide battery design promotes optimal handle ergonomics and enables driver-drills and impact drivers to stand in an upright position for ease of use and to protect against material damage Multi-contact terminals ensure stable electrical contact Individual cell monitoring ensures each cell is charged according to its unique condition Battery protection system provides over-discharge, temperature and current protection for enhanced performance, battery cycle life and overall battery life Optimum charging system utilizes 3 active controls (current, voltage & temperature) to maximize battery life Shock absorbing design, including casing and rubber absorbers, protects battery cells against damage Operates at temperatures up to -20oC Water drain holes prevents accumulation of water in the battery housing