18650 1s2p 3.7v 5200mAh Rechargeable Lithium Battery Pack with PH2.0/2P Plug for Bluetooth Speaker, Solar Light Battery, Outdoor lamp Battery - 2 Pack

3.7v 5200mAh battery 2 pack. Technical specifications: Battery Type: Rechargeable Li-ion battery pack. Batteries Capacity: 5200mAh Power:19.24Wh. Nominal Voltage: 3.7VLimited Charge Voltage: 4.2V Weight : 99Gram / Appro 0.22 lb Before replacem or using, please contrast with the old battery and check the polarity of the battery. Red wire connection power positive " +" , Black wire connect power negative pole "-". if is a reversed, you need position of interchange wires.

• This 3.7v 5200mah rechargeable lithium battery pack is made of 2 balanced 2600mAh cells for a total of 5200mA capacity. The cells are connected in parallel and spot-welded to a protection circuit that provides over-voltage, under-voltage and over-current protection.
• 1s2p rechargeable battery pack wire length 5.1in with JST PH2.0 /2pin plug connector.
• 3.7v 5200mah lithium ion Battery pack Size appro : 2.68*1.46*0.75 Inch.
• POSITION OF INTERCHANGE WIRES --- If the polarity of the red and black wires are reversed, you need to exchange the position of the plug wires, You will need to take the wires out of the plastic plug and reverse them only. To do this, take the small blade you own, very gently pry up the two plastic tabs on the top of the plug one at a time, and gently pull the wire out of the plastic plug.( Don't yank!)
• Before replacing, please contrast with the old battery and check the polarity of the battery. Red wire connection power positive " +" , Black wire connect power negative pole "-". if is a reversed, you need position of interchange wires.