Power Bank 3 USB 5V 2.1A Battery Charger Step Up boardFeatures:Apply Battery Type: 18650 battery(not include)Output Voltage: 5V 2.1AInput Voltage: 5V 1AInstructions: Level 4 Capacity indicatorLighting: with LED lightsRated Voltage: 3.7V ( Suit for 3.2V-4.2V. The batteries are in parallel..
BMS 3S 25A 12V Li-ion Protection circuit module 18650 battery pack board is High Current With Balanced Circuit Over Charge Over-Discharge Over Current And Short Circuit Protection Function. The Board gets charging and discharging thru the same port.When the charge balance, the board will..
BMS 4S 20A 18650 Lithium Battery Protection Boardhigh-accuracy voltage detection circuit;terminal of the charger using high voltage device;Built-in three-stage over-current detection circuit (over-current 1, over-current 2, or load short circuit);MOS transistor can control the battery charge and dis..
BMS 7S 24V 20A 18650 Battery Protection and Balancing Board will protect battery pack from overcharging, over-discharging over-current and short circuit.It has balancing feature to keep all batteries at same voltage level, that will increase the battery pack efficiency and extend life of battery.Thi..
This is DC 3V to 5V Boost Converter USB Output Mini Step up boost Power Converter Module. It has Mini PFM Control and on-board input voltage indicator. High conversion efficiency, maximum to 96%. Any DC voltage input 0.9V ~ 5V, output 5V DC voltage can be stable, with two AA batteries input to ..
Power Bank 3 USB port li-ion Battery Charger ModuleAll 3.7V-4.2V rechargeable lithium batteries, such as cell phone batteries, flat batteries, 18650 batteries and so on.It could be connected to a lithium battery can also be connected in multiple sections of lithium batteries Lithium positive pole co..
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