21700 6000mAh Battery Protected Button Top 3.7V Rechargeable Li-ion Cell Orbtronic

• Nominal Capacity: 6000mAh [6Ah]
• Nominal Voltage: 3.6V / 3.7V 
• Max Continuous Discharging Current: 13A [13000mA]
• Positive Terminal: Button Top [Welded]
• Advanced Electronic Safety Protection: Integrated ICs by Seiko / Ablic, Made in Japan

• Dimensions: Height: 74.8mm (±0.5mm) [2.94 in.], Diameter: 21.99mm (±0.5mm) [0.866 in.]
• Weight: Max 70g [2.47 oz] 

• Rechargeable: Yes – up to 500 recharge cycles
• Model/Part No.: ORB-6000P-21

• Overcharge protection (Activated @ 4.35V)
• Over-discharge protection (Activated @ below 2.4V)
• Over-current protection (Activated @ above 13A)
• Short circuit safety protection – Prevents hazardous short circuits

• Recommended Charging Current: 1A – 2A
• Max Charging Current: 3A
• Charging Algorithm: CC/CV [Constant Current-Constant Voltage]
• Do not exceed 4.25V during charging.
• Avoid discharging below 2.5V under load.

• USB Smart Digital Charger for 21700 Protected Batteries
• XTAR VC4 – 4-Channel Li-ion Charger for 21700 Batteries
• 8-Channel Li-ion Charger for 21700 Protected Batteries

Works With:

• High-performance LED flashlights, lanterns and devices that use protected button-top 21700 batteries (74.8mm x 21.99mm ±0.3mm).
• Fenix Flashlight [devices]: compatible with the HT18R, HT32, LD45R, LR36R, PD36R V2.0, PD40R V3.0, PD45R ACE, TK22R, TK30R, CL27R

Not Compatible With:

• Nitecore E4K (requires proprietary Nitecore 21700 battery)
• Olight models (e.g., Seeker 2 Pro, Seeker 3 Pro, M2R Pro, Warrior X Pro, Odin) – requires proprietary Olight 217C50 battery
• Fenix: If your flashlight is not on Fenix Flashlights compatible with list [see above] then we highly recommend this battery: 21700 Orbtronic Protected 
• Wurkkos H1

• Orbtronic Protected 21700 6000mAh Rechargeable Battery
• Free Battery 21700 Box / Case (included with purchases of 2 or multiples of 2)
• Protective Li-ion Packaging for safe shipping / handling

IMPORTANT SAFETY NOTICE: These are high-capacity, high-discharge lithium-ion batteries. To avoid potential safety risks, it's absolutely essential to use them correctly. Before use, please thoroughly review the provided safety guidelines and specifications for proper handling, charging procedures, and compatible devices. Mishandling these batteries can lead to significant hazards.

• AVOID SHORT CIRCUITS. Short circuits can cause fires, serious injuries, or damage to your device.
• Fully charge the battery to 4.2V before using it for the first time.
• Use only high-quality Li-ion chargers.
• Do not charge unattended or expose batteries to extreme temperatures.
• Store unused batteries in the provided plastic case.
• Never use with e-cigarettes, vaporizers, or similar devices.
• Immediately discontinue use if the battery is damaged or behaves abnormally.
• Keep out of reach of children and pets.

• Price: Listed per 21700 battery cell
• Shipping: Fast shipping from Florida, USA – we usually ship the same-business-day (cut-off 4PM EST)

Battery Life Expectancy: Usually lasts between 4 and 5 years, or around 500 charge and discharge cycles. This lifespan can vary based on usage, storage conditions, and environmental temperatures.