Makita BL1840B 18V LXT Lithium-Ion 4.0Ah Battery

The Makita BL1840B battery is a top - notch power source for your tools. Here's what's included: One high - performance battery. Key features: It has an integrated LED battery charge level indicator, so you can easily keep tabs on the battery charge. This battery offers up to 35% more runtime per charge than the BL1830. It reaches a full charge in 40 minutes or less, getting you back to work quickly. It's only compatible with Star Protection tools, which are marked by the Star Symbol™ and/or a Yellow Battery Receiver under the tool. Even in extreme cold (down to -4°F/-20°C), it delivers consistent power and runtime. The Star Protection Computer Controls™ safeguard it from overloading, over - discharging, and over - heating. Its impact - resistant outer case and shock - absorbing inner - liner protect the battery from damage. Sixteen contact terminals keep a stable connection with the tool, preventing power loss or fluctuations, even in high - vibration jobs. It resists self - discharge, so it's always ready for use after long - term storage. Makita's 18V Lithium - Ion battery powers the world's largest cordless tool lineup. Makita's advanced technology gives it a category - leading charge time, meaning it spends more time working and less time on the charger (charger not included). It also comes with a 3 - year limited warranty.

Using the Makita BL1840B battery is easy. First, make sure your tool is a Star Protection - compatible one. Just slide the battery onto the tool until it clicks into place. You can check the charge level using the LED indicator on the battery. When it's time to charge, connect it to a suitable charger (charger not included). Charge it in a cool, dry place and avoid charging it in extreme temperatures. Remember, this battery is only for Star Protection tools. Don't try to use it with non - compatible tools as it may not work properly and could damage the battery. For maintenance, keep the battery clean and dry. Wipe it with a dry cloth if it gets dirty. Store it in a cool place when not in use. The battery resists self - discharge, but it's still a good idea to check the charge level every few months if it's in long - term storage. If you have any issues, refer to the 3 - year limited warranty for support.