Presenting the GEB INR21700E cylindrical battery cell, a premium rechargeable lithium-ion battery that sets the benchmark for high-capacity performance. Boasting a nominal voltage of 3.7V and a substantial capacity of 18.5Wh, this battery cell excels in providing robust power for an array of applications. From kid-friendly toys to cutting-edge electronics, the GEB INR21700E ensures reliable and long-lasting energy support. Its cylindrical design offers excellent space efficiency and facilitates integration into diverse product form factors. Designed for repeated recharge cycles, this battery cell delivers superior endurance and unmatched value, making it an essential component for your next project.
Cylindrical Design: The cylindrical shape of the battery cell provides excellent space utilization, allowing for compact designs while still offering high energy density.
Stable Voltage: With a nominal voltage of 3.7V, the INR21700E offers a stable voltage platform, ensuring consistent performance throughout its discharge cycle.
Long Cycle Life: The battery cell is rated for up to 800 charge-discharge cycles, ensuring reliable performance over an extended period of time.
Lightweight: Despite its high capacity, the INR21700E is surprisingly lightweight, weighing only 70g, making it easy to integrate into various devices.
Wide Operating Temperature Range: This battery cell can be discharged at temperatures ranging from -20°C to 60°C and charged between 0°C and 45°C, making it suitable for a wide range of applications and environments.
Brand Name |
GEB |
Model |
INR21700E |
Certification |
CE RoHS MSDS |
Product name |
21700 3.7V 18.5wh Li ion batteries cell |
Nominal Voltage |
3.7V |
Warranty |
1year |
Cycle life |
800 times |
Weight |
70g |
Operation Temp. |
Discharge at -20°C ~ 60°C & Charge at 0°C ~ 45°C |
Application |
toys/electronics |
1,Q: What's the main product in GEB?
A: Rechargeable battery. Li-ion, Lipo battery and power battery pack.
2,Q: What is overcharge?
A: After charge, tested the batteries' initial state and capacity. Charge to 10.0V at 3C current, then charge to 0.01C at CV mode.
Observe changes in battery appearance.
3,Q: What is over discharge?
A: After charge, test the batteries' initial state. When the batteries are normal, discharge to 0V at 0.5C. Observe changes in
battery appearance.
4. Q: Can I have a sample order?
A: Yes, we accept sample order to test and check quality. Batteries can be made as require.
5. Q: Do you have MOQ limit?
A: Yes, we have MOQ limit for mass production, but it depends on battery model. Please contact us for details.
6. Q: How about the lead time?
A: Samples will takes 5-7 business days. Mass production will takes 25-30 days. It depends on quantity.
7. Q: How about shipping and delivery time?
A: Generally, battery will be shipped via Express, such as DHL, TNT, FedEx and UPS, delivery time is 3-5 business days. Or DDP
service, delivery time is 11-15 business days. Airline and sea shipping also available.
8. Q: 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.