Powilling DC18RC Li-Ion Battery Charger with LED Screen for Makita 14.4V-18V Lithium-ion battery BL1830 BL1840 BL1850 BL1815

Powilling Replacement Power Tools Lithium-Ion Battery Charger 14.4volt-18volt for Makita BL1830 BL1815 BL1840 SpecificationInput: 120V AC, 50-60HZ No Load voltage: 0 V Charging method: CC-CV Efficiency: ? 80%Protections:Stop when charger faulty detectedNo charger to a defective battery Auto Cut off when Short-circuitTempetature: stop charging when overheatOver time: stop charging when charging time ? 120 minutesLED Indication:Standby: Green flashes at 1 Hz frequencyCharging: Red light on-- battery capacity ? 80%Red & green light on--battery capacity? 80%100% charged--green light onOvertime Stop charging -- green light onBattery fault--Red & green lights blink 1 HzShort circuit--Red light blink 3 HzCharger fault: Red& green light blink 3 HzNet Weight: about 604g ( Package not included)Working Environment: Temperature: 0 ~ 40?Humidity: ? 85%Air Pressure: 86 Kpa-106 KpaStorage and Delivery Environment: Temperature: -20?~ 65 ?Humidity: ? 90%Air Pressure: 70~ 106Kpa+Package Content:1X Powilling Replacement Power Tools Lithium-Ion Battery Charger 14.4V-18V Iutput 120V for Makita BL1830 BL1815 BL1840Wide Compatibility Charge for Makita Lithium-Ion Batteries from14.4V to 18V.Fully Compatible with makita 14.4V&18V batteries, BL1830 BL1840 BL1850 BL1815 BL1430 BL1415.