7S Power Wall 18650 Battery Holder Battery Pack 29.4V Lithium 7s40A

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Description:

Support multi-layer overlay to increase power and capacitance.Support subsequent expansion modules, support single-sided or double-sided battery.

High current wiring, Full- high-current protection board and battery holder.High Conversion efficiency, Support multi-layer balanced release.

With over-voltage protection function to prevent overshoot or over-discharge.With voltage equalization function, to ensure that multiple sets of voltage are the same, increase the life of the battery pack.

Easy and simple to use and operate, no other tools needed to install.Install the battery according to the positive and negative sides on the circuit board. Be careful not to it.

Specification:

Item Type: Battery Holder Protection Board

Material: plastic+metal+electronic components

Size:17x9cm/6.69x3.54inch

Color: As shown

Voltage: 29.4V(fully charged)

Current: 20A, 40A, 50A,60A

Warm Tips:(Battery not included)

1.The 7S requires a 29.4v charger.

2.Do not use it on metal table top, pay attention to insulation and do not short circuit.

3.The charging current of each layer is not recommended to exceed 2a, otherwise the battery may generate heat (for example, if there is only one layer, choose 2a charger, and if there are two layers, choose 4a charger).

4.Look at the circuit board with the battery orientation,and all the batteries cannot be staggered in the same orientation.

5.Don't connect the power supply with the wrong positive and negative, there are signs on the circuit board, pay attention to observation.

Package Includes:

1 Set Battery Holder Protection Board Kits

(Not include the balance line shown in the picture)

Power Wall Balancer;Power Wall Balancer PCB 18650 batterys Holder Case;7S 18650 Lithium Battery Pack Welding-free;Bluetooth-compatible 20/40/60A Protection Board; Battery Box Protection Board for DIY Kit;18650 29.4V Li-ion Balance Battery Holder 20A 40A

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