Large Stock Inr21700 50e Battery 21700 5000mAh 3.7V Lithium-Ion Rechargeable Batteries

Product Description

Large stock inr21700 50e battery 21700 5000mah 3.7v Lithium-ion rechargeable batteries

Size	21*70mm
Rated Voltage	3.7V
Rated Capacity	5000mAh
Internal Resitance	12-15mΩ
Net Weight	45-50g
Cut-off Discharge Voltage	2.75V
Charge Upper Limit Voltage	4.20±0.05V
Charging Time	1.5 hours(with Efest battery charger)
Max Discharging Current	30A
Continuous Discharging Current	20A
Cycle Life	>500s
Standard charger	cc/cv(max ,charging rate 2A)
Warranty	1 years
Operating Temperature	charge (0 ~ 45°C)
	discharge (-20 ~ 60°C)
Storage Temperature	within 1 month (-20~ 50°C)
	within 3 months (-20~ 40°C)
	within 3 months (-20~ 20°C)

Package For Cell: 1. 2pcs in a plastic box, 35box in a carton. 2. Individual package with white box, 2 box in a bigger box,then in a carton . 3. For big quantity we use pallet to protect the battery.
Package For Pack: 1. Individual package of each pack, the in a carton.
For Shipping: · Within 2-3 days after receiving payment(based on actual quantity). · Tracking NO. will be sent to you after delivery, and we will track the goods for you until you receive all of them. · DHL/FedEx/UPS: 8-10 workdays. · Air Shipping: 5-7 workdays. · Sea Shipping: 20-28 days. · By train: 45-55 days .

Q: Is OEM/ODM battery pack available?
A: Yes, OEM/ODM battery packs are warmly welcome. Professional engineers provide technical support.
Q: What information do you need to make a customized battery pack?
A: We need the details below:
1. Size of the battery pack you need in mm.
2. Capacity of the Battery pack.
3. Voltage of the battery pack.
4. Max discharge current.
5. Cable and connector types you need.
6. Casing and Terminals if required.
7. Any protection circuits you may need.
Q: Can you print my logo on the battery cover?
A: Yes, custom logo service and branding is available.
Q: Is sample order acceptable?
A: Yes, for most of the batteries, sample orders for testing quality is reasonable and acceptable
Q: How should I place an order?
A: ****** trade assurance order and offline orders are both acceptable.
Q: How should I pay? What modes of payment do you accept?
A: T/T, Paypal, Western Union & Trading Assurance acceptable.
Q: Are renowned international brand battery cells available?
A: Yes international brand cells are available, please contact us for details.
Q: How do you arrange shipment for batteries?
A: We have long-standing forwarder partner who arranges all our shipments to all countries. Although batteries are categorized as dangerous goods, you should rest assured that your cargo will be delivered through our experienced shipping partner(s).
Q: Do you have the documents required for battery shipments?
A: Yes, we have MSDS, UN38.3, etc. and other special files needed for shipments to some regions can also be secured.

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