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4-Levels 3.7V (1S) Lithium-ion Battery Charge Indicator ModuleTypical Triiger Voltage:4 Bars: >3.9V3 Bars: 3.7-3.9V2 Bars: 3.5-3.7V1 Bar: 3.3-3.5VAll bars OFF:..

4-Levels 7.4V (1S) Lithium-ion Battery Charge Indicator ModuleTypical Triiger Voltage:4 Bars: >12.1V3 Bars:11.5V-12.1V2 Bars: 10.9-11.5V1 Bar: 10.2-10.9VAll bars OFF:..

Nominal Voltage: 3.7VChargeable Voltage: 4.35VCapacity: 1600mAh, 5.92WhDimensions: H60xL51xW4mmThese are Brand New (unused) true rated Lithium-Ion rechargeable battery originally made for (the now retired) CLOUDFONE GEO 402Q, sold at a hugely reduced price. Built-in battery BMS protection unit. Grea..

5V 5A USB Charging Port DC-DC Converter Module LM2596sInput Port: Screw Terminal + DC JackOutput Port: Screw Terminal + USB Charging PortInput Voltage: 9V-36VDCOutput Voltage: 5.2VOutput Current : 6A 30W for Input Volatge: 9 - 24VDC 5A 25W for Input Voltage: 24-32VDC 3.5A 18W for Input Volatg..

Charge and Overload for Li-ion Batteries without built-in protection. Ideal for discrete 18650 Li-ion Batteries.Overcharge Detection Voltage: 4.25-4.35V±0.05VOver Discharge Detection Voltage: 2.3-3.0V±0.05VMaximum Working Current: 3ATransient Current: 5AOperating Temperature: -40-50CInternal Resista..

1S (3.7V) Li-ion Battery BMS Protection BoardProtects your Li-ion Battery from Over charging and discharging, short-circuit, and over current.Overcharge Voltage: 4.25V NominalOverdischarge Voltage: 2.54V NominalOvercurrent: 1-3ANote: Battery must be connected to B+ and B-. Protected output is P+ and..

400W DC-DC Boost Converter with constant current functionAdjustable output voltage and current setting.Input Voltage: 8.5-50VDCOutput Voltage: 10V-60VMaximum Output Current: 12A note1:Output Constant Current Range: 0.2 to 12AMax Power: 400W note 2Note 1: Current capacity decreases with increasing v..

3S 5A Li-ion Battery Charger BMS ProtectionSuitable for 3x 18650 batteriesCharging Voltage cutoff: 3.7V-4.3VDischarging Voltage cutoff: 2.3-3.0VCurrent: 5A maximum..

AC/DC Power supply converter moduleInput: 220VACOutput: 12V 0.8A (9.6W)Output protection: Overload short circuit protectedOverload Trigger Level: 0.9A..