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great power icr18650 battery 5000mah 21700 battery 18650 lithium battery
| Size | 18*65mm |
| Rated Voltage | 3.7V |
| Rated Capacity | 5000mAh |
| Internal Resitance | 20mΩ |
| Net Weight | 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 | 10A |
| Continuous Discharging Current | 5A |
| 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) |
Delivery detail:
· 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: 3-5 workdays
· Air Shipping: 5-7 workdays
· Sea Shipping: 20-28 days
Q1: How about the warranty of li ion batteries?
A: Warranty of li-ion battery could be as long as 1 year and LiFePO4 is 2 years.
Q2: Could I have price and promotion activity of your products?
A: Welcome. Please feel free to send us an inquiry here, you will get our reply quickly.
Q3: Can I get a discount?
A: Yes, please inform your quantity and contact us to get the best price.
Q4: Payment terms?
A: we could receive the payment via PayPal or bank transfer or Western union etc.
Q5: How long will be the delivery?
A: Usually, batteries in stock, delivery 3-5 days. Batteries without stock, delivery 10-12 days.
Q6: Could you provide OEM service?
A: Yes, we could. we could also provide customized packaging if you need.
Q7: MOQ?
A: No limit for standard models.
Q8: What about after-sale service?
A: We will offer you 1 year guarantee. If there are any problems, please inform us, we will offer you positive solutions.