For EXFO FTB-2 FTB-500 OTDR battery. We apply comprehensive quality check and testing before dispatching.
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(Short circuit protection, overtemperature protection. 1 x Li-ion Battery Case Kit).
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14.8V 4S 30A 18650 Li-ion Lithium Battery BMS PCB Integrated Circuits Protection Board Cell Balance. 14.8V 4S 30A 18650 Li-ion Lithium Battery BMS PCB Integrated Circuits Protection Board Cell Balance.
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Style:With 3 18650 battery/Without battery. 3x 18650 Battery(Depend on your choice). USB Flashlight. LED SMT Light. LED DIP Light. light bulb. -Headlamp can be down 90 degree. LED String.
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Battery Case only, other accessories demo in the picture are not included. 1 x Battery Case. Slot Type: 1 Slot, 2 Slots, 3 Slots. Used as a perfect external power source. Widely used in the toy, lamp, and etc.
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Precautions: 1. Supports the use of 6PCS 18650 lithium batteries to provide long-lasting battery life. Integrated 22.5W flash charging output protocol. Compatible with BC1.2, for, cell phone fast charging.
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Test Objects: Ternary LiFePO₄ 21700 batteries + 18650 Li-ion batteries. Not compatible with LiFePO₄ battery charging. Four independent channels operate without interference, enabling simultaneous charging, discharging, capacity sorting, or aging tests on all four channels.
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single 18650 battery case holder
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