7.4V 4000mAh(18650*4 2S2P Square)with PCB
Packing: Made of 4 PCS 18650, 2000mAh Li-ion cells, packed in 2S2P
Voltage: 7.4V(working) 8.4V(peak) 5.0V(cut-off)
Capacity: 4000mAh (29.6wh)
Protection:
Two PCB(IC)(5A limited) installed with the battery pack and protects the battery from
. Overcharge(>8.4V)
. Overdischarge(< 5.0V)
. Over drain (>5 AMP)
. Short circuits
Two 2A polyswitch installed to limit max. Discharging current and to protect wrong polarity
Prewired: 6" wire with 18 AWG
Max. Charging Rate: 2 A
Max. Discharging Rate: 4.2 AMP limited by polyswitch
Dimensions: (LxWxH)37 x 37 x 72mm
Weight: 200g
Advange: Longer storage life than NiMH battery
Recyclable
Use for all types of RC devices
PCB,WIRE&CONNECTOR
Customzied according to customer's requirement,including,size,voltage,capacity,wire and connector....
We have the main advantage as follows,
1.Very competitive prices: We are always aim to occupy more marketing under best reasonable pricing.
2.Fast delivery:We have qualified team to follow up customer's orders to ensure the timely delivery.
3.High capability of OEM products:With years of work experience with many of foreign customer at their different OEM requirements.We are able to understand customers' detailed technical specifications as well as the customized packaging style and private label,to be able to complete big orders within a short lead time with excellent quality.
4.Quality products:Our QC operation is strictly conducted in house,to ensure the good quality items to our customers.
5.we are the factory ,not trading company ..So the price is competitive.
With years of experience and firm trust in business,we are sure to be your best partner as long as we go
Certification:
Factory:
Audited Supplier 
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