ăBattery SpecificationăReplacement 21V 4000mAh capacity Li-ion battery with battery level indicator so that you can check the battery level at any time to determine when to charge.
ăHigh Capacityă This battery has 4000mAh high capacity, and it can support longer working hours such as spraying with 10ïœ12 pots of 900ml paint when fully charged, on the other hand it require to take 3-4 hours to be fully charged.
ăWide CompatibilityăThis battery is mainly designed for WANGMI cordless electric paint sprayer PSBD-CS021DB, due to its use of the interface, it is also compatible with most electric tools with interfaces.
ăMultiple ProtectionăOur battery built-in overcharging, over-discharging, over-voltage, over-current and over-heating protection. No memory effect, can be charged or discharged as needed without losing capacity.
ăKind ReminderăDonât 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.