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BAT-21700-50E Rechargeable 5000mAh Lithium-Ion Battery with Positive Terminal Flat Top

Manufacturer: Samsung Battery
Price:
US$10.87
BAT-21700-50E
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Samsung 50E 21700 5000mAh 9.8A Battery - INR21700-50E (2).

Please NOTE these button top batteries are 2-3mm longer than a standard 18650 cell. (flat top, unprotected). The button top is commonly required for flashlights, doorbells and other devices.

Specifications:

Model: 50E (2)
Size:      21700
Positive Terminal Flat Top
Nominal Capacity         5000mAh
Continuous Discharge Rating (max)      9.8A
Nominal Voltage             3.6V
Maximum Voltage          4.2V
Discharge cut-off Voltage           2.5V
Protected           No
Rechargeable  Yes
Approx. Dimensions     20.25mm x 70.80mm
Approx. Weight 68.67g

WARNING:

The user must have appropriate understanding of lithium ion batteries before purchase. Use caution when working with and using lithium ion batteries as they are very sensitive to charging characteristics and may explode, burn, or cause a fire if misused or mishandled. Always charge in or on a fire-proof surface. Never leave batteries charging unattended. Buyer is responsible for any damage or injury caused by misuse or mishandling lithium ion batteries and chargers. No express or implied guarantee of compatibility with any device can be made. Charge only with a smart charger designed for this specific type of lithium ion battery. Do not mix and match old and new, used and unused batteries.
 
  • DO NOT USE WITH E-CIGARETTE, VAPORIZER, OR SIMILAR DEVICE
  • MISUSING OR MISHANDLING LITHIUM ION BATTERIES CAN POSE A SERIOUS RISK OF PERSONAL INJURY, PROPERTY DAMAGE, OR DEATH
  • BATTERIES MAY EXPLODE, BURN, OR CAUSE A FIRE IF MISUSED OR MISHANDLED
  • ONLY USE WITH PROPER CIRCUITRY IN A PROTECTED BATTERY PACK
  • ONLY USE WITHIN MANUFACTURER LISTED SPECIFICATIONS
  • DO NOT STORE LOOSE BATTERY IN A POCKET, PURSE ETC. - ALWAYS USE A PROTECTIVE CASE OR BOX
  • KEEP AWAY from metal objects to prevent short circuiting
  • DO NOT short circuit
  • DO NOT use if wrapper or insulator is damaged or torn
  • DO NOT use if damaged in any way
  • DO NOT overcharge or over-discharge
  • DO NOT modify, disassemble, puncture, cut, crush, or incinerate
  • DO NOT expose to liquids or high temperatures
  • DO NOT solder, spot weld only
  • User must be familiar with handling lithium ion batteries before purchase
  • Usage of batteries is AT YOUR OWN RISK
  • ALWAYS charge in or on a fire-proof surface and never leave charging batteries unattended
  • RESELLERS MUST FORWARD ALL WARNINGS TO ALL CUSTOMERS FOR THEIR REFERENCE AND SAFETY
Notice for California Residents: Warning symbolWARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov