The Nitecore UM4 4-Slot Intelligent USB Battery Charger is a fast and efficient USB charger that can charge up to four batteries with the option to control each bay independently. The charger has a maximum output of 1500mA in a single slot.
The Nitecore UM4 charger is fast and efficient. A USB charger that can charge up to four batteries with the option to control each bay independently. The charger has a maximum output of 1500mA in a single slot - please note, this is only achievable if using a 9V 2A QC 2.0 charging adapter.
The charger will automatically select from 3 charging modes when the battery is inserted, according to the battery type and capacity. Alternatively, the charging parameters can be set manually to meet various charging needs; long-press the 'C' button to enter the charging setting mode.
Note: This is only achievable if using a 9V 2A QC 2.0 charging adapter.
Which monitors the entire charging process, ensuring that the cut-off voltage is always within safe limits to extend the lifespan of the battery.
A short press on the 'V' button will cycle through details on the charged volume and charging time, charging current and battery voltage, battery type, cut-off voltage and charging mode.
When an over-discharged IMR battery is inserted, the screen will show 'EE EE'; simply long-press the 'V' button to enter restoration mode. The screen will also display 'EE EE' if a short-circuited battery is inserted or the cell is the wrong way round.
The following IMR, Li-ion, LiFePO4 batteries and the following NiMH and NiCd
The Nitecore UM4 4-Slot Intelligent USB Battery Charger is compatible with a range of batteries such as the IMR, LI-ION and LiFePO4. For a list of compatible products
|Input||DC 5V/2A 9V/2A
|Output Current||QC Mode:
1,500mA x2 (MAX)
750mA x4 (MAX)
Standard Mode: 1,500mA(MAX)
1,000mA x2 (MAX)
500mA x4 (MAX)
|Made from||Durable and fire-retardant PC materials|
|3 Charging modes||CC