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Product Details:
Payment & Shipping Terms:
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| Type: | Li-ion Battery | Size: | 21700 |
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| Cycle Life: | ≥500 Times | Application: | Solar System,Power Tools,Hybrid Electric Vehicles,RV/motorhome/boat/solar System/trolling Motor |
| Nominal Voltage: | 3.7V | Warranty: | 1 Year/12months |
| Nominal Capacity: | 4000mah | Payment Term: | TT/LC |
| Weight: | About 49g | Product Name: | Rechargeable 21700 Battery Cells 3.7V 4000mah 40T Lithium-Ion Battery |
| High Light: | 21700 Rechargeable Lithium Ion Battery,40T Rechargeable Lithium Ion Battery,21700 40T Lithium Ion Battery |
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Authentic 21700 40T 4000mah Battery INR 3.6V Rechargeable 21700 Vape Battery & Solar Energy System
| Item of Efan battery | Condition/Note | Specification |
| 21700-4000mAh battery | Nominal Capacity | 4000mAh |
| Norminal Voltage | 3.7V | |
| Standard charge | constant current | 0.2C |
| constant voltage | 4.2V | |
| end current(cut off) | 100mA | |
| IMR battery fast charge | constant current | 1C |
| constant voltage | 4.2V | |
| end current(cut off) | 100mA | |
| Standard discharge | constant current | 10A |
| end voltage(cut off) | 2.5V | |
| Fast discharge | end voltage(cut off) | 2.5v |
| Maximum discharge Current | pulse current | 30A |
| 3.7V 18650 battery weight | approximate | 60 |
| Operating temperature | charge | 0-45 °C |
| discharge | -10-65 °C | |
| Storage temperature | 1 month | -10-45 °C |
| 6 months | -10-35 °C | |
| 1 year | -10-30 °C | |
| Efan battery dimention (Diameter & Height) | D21.2±0.2mm | |
| H69.85±0.2mm | ||
Feature:
1. High capacity and stable discharge voltage
2. Longer working time with high performance
3. Light weight with small size
4. Outstanding discharge properties and small internal resistance
5. No memory effect, good discharge ability and high load and resist high temperature
6. Pollution free for environmental protection
7. 100% Authentic original li-ion rechargeable battery
8. Bulid in anti-explosion protection and circuit protection
Applications :
1.Emergency power supply, LED light & flashlight:
2.headlamp, emergency light, solar flashlight, searchlight, lantern, bicycle light,
bright flashlight, high-end lamp, military flashlight and so on.
3.Home appliance products:
electric vacuum cleaner, eletric sweeper, water meter, gas meter,
electrinc children toys, electric warm shoes, electric blancket.
4.Consumer applications, communicate & telephone equipment:
5.MPS, tablet PC, laptop, Bluetooth earphone, power bank, portable DVD player,
speaker, microphone, sound equipment, audio, digital camera .
6.Outdoor sports products:
camping light, mountain bike light, solar emergency light, self-defenseflashlight .
7.Electronical tools & electric transportation vehicles:
electric bike, electric car. e-scooter, electric motor and all that.
Solar lawm, remote control
Welcome to visit our factory and to see our production lines!
For more information, please contact with us.
How to order?
1. If you are interested in any products, please tell us the model No, detailed parameter, we will quote you in time
2. After confirmation of the price, we will make the PI for you
3. After receiving your deposit, we will arrange shipment for you
4. After shipment, we provide you with the bill of lading number
FAQ
Contact Person: Mohan
Tel: +8613803886708
