This board is 4 string 30A 14.8V lithium battery protection board, high current protection board with balance circuit. Working current: 30A. Interface instruction The battery charging detection interface with DC output in form of needle.
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Charging function: support, automatic cut-off charging when fully (lithium iron phosphate battery charging is not supported). Active cooling of fan supports overheating protection. Automatic charging and discharging: supported.
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18650 battery, power bank capacity tester. Product power consumption: <15mA. LCD Display. Display mode: 128×64 LCD. Capacity test range: 0~99999mAh. Test capacity accumulation: Yes. Capacity test range: 0~9999mAh.
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Model: 4x 18650 parallel battery holder. Colour: black. Pin spacing: 19MM.
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1 2 3 4 Slot 18650 3.7v Power Bank Cases box holder High quality DIY battery hard case Container With Hard Pin Easy welding. Type :1 2 3 4 Slot for choose.
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Easy to install: The battery holder is snap-in design, no screws are needed. -Tough material: using tough material, high strength, good toughness, not easy to crack. -Colour: Black. -Wire:15cm.
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If you only have three or four hundred small spot welder, but also with the battery holder, also taking into account. Size: 0.15mm 8mm. Color: Silver.
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1 12V 7Ah empty box(Battery not included). Empty box without battery. 2 Holder. Easy Assembly: The design caters to DIY enthusiasts.
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