21V 4.0Ah Li-ion Battery with Level Indicator for Cordless Paint Sprayers and Tire Inflators, Compatible with Makita Tools

About this item

• 【Enhanced Safeguards】Our battery is equipped with safeguards to prevent overcharging, excessive discharging, voltage spikes, high current, and overheating. It does not suffer from memory issues, allowing it to be charged or discharged at will without any loss of capacity.
• 【High Capacity】 This battery has 4000mAh high capacity, and it can support longer working hours such as spraying with 10～12 pots of 900ml paint or 7～9 pots of 1300ml paint when fully charged. When you press this battery level display button, you can view the real-time battery level. With portable DC battery charger input 110V～240V that you can use it globally to charge battery, as long as there is a US standard two phase jack available.
• 【Wide Compatibility】 This battery is mainly designed for HONJAN cordless paint sprayer cordless tire inflator, due to its use of the Makita interface, it is also compatible with most power tools with Makita interfaces.
• 【Kind Reminder】Don’t place the battery in the damp and direct sunlight area, keep battery away from the heat area, and it is recommended to charge and discharge the battery every 3 months during its storage period.
• 【Battery Specification】Rechargeable 21V 4.0Ah capacity Li-ion battery with battery level indicator so that you can check the battery level at any time to determine when to charge, and it require to take 3-4 hours to be fully charged. Lithium content is 1.2g per battery, 74Wh per battery, and one battery includes 10 cells which is 2000mAh per cell, its maximum discharge rate is 5C.